999928404

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:454

約数の個数: 144

約数和(自身を含む): 2740727808

約数和(自身を除く): 1740799404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 127, 138, 148, 207, 222, 254, 257, 276, 333, 381, 414, 444, 508, 514, 666, 762, 771, 828, 851, 1028, 1143, 1332, 1524, 1542, 1702, 2286, 2313, 2553, 2921, 3084, 3404, 4572, 4626, 4699, 5106, 5842, 5911, 7659, 8763, 9252, 9398, 9509, 10212, 11684, 11822, 14097, 15318, 17526, 17733, 18796, 19018, 23644, 26289, 28194, 28527, 30636, 32639, 35052, 35466, 38036, 42291, 52578, 53199, 56388, 57054, 65278, 70932, 84582, 85581, 97917, 105156, 106398, 108077, 114108, 130556, 169164, 171162, 195834, 212796, 216154, 218707, 293751, 324231, 342324, 391668, 432308, 437414, 587502, 648462, 656121, 750697, 874828, 972693, 1175004, 1207643, 1296924, 1312242, 1501394, 1945386, 1968363, 2252091, 2415286, 2624484, 3002788, 3622929, 3890772, 3936726, 4504182, 4830572, 6756273, 7245858, 7873452, 9008364, 10868787, 13512546, 14491716, 21737574, 27025092, 27775789, 43475148, 55551578, 83327367, 111103156, 166654734, 249982101, 333309468, 499964202, 999928404]

約数ペア:

[(1, 999928404), (2, 499964202), (3, 333309468), (4, 249982101), (6, 166654734), (9, 111103156), (12, 83327367), (18, 55551578), (23, 43475148), (36, 27775789), (37, 27025092), (46, 21737574), (69, 14491716), (74, 13512546), (92, 10868787), (111, 9008364), (127, 7873452), (138, 7245858), (148, 6756273), (207, 4830572), (222, 4504182), (254, 3936726), (257, 3890772), (276, 3622929), (333, 3002788), (381, 2624484), (414, 2415286), (444, 2252091), (508, 1968363), (514, 1945386), (666, 1501394), (762, 1312242), (771, 1296924), (828, 1207643), (851, 1175004), (1028, 972693), (1143, 874828), (1332, 750697), (1524, 656121), (1542, 648462), (1702, 587502), (2286, 437414), (2313, 432308), (2553, 391668), (2921, 342324), (3084, 324231), (3404, 293751), (4572, 218707), (4626, 216154), (4699, 212796), (5106, 195834), (5842, 171162), (5911, 169164), (7659, 130556), (8763, 114108), (9252, 108077), (9398, 106398), (9509, 105156), (10212, 97917), (11684, 85581), (11822, 84582), (14097, 70932), (15318, 65278), (17526, 57054), (17733, 56388), (18796, 53199), (19018, 52578), (23644, 42291), (26289, 38036), (28194, 35466), (28527, 35052), (30636, 32639)]