31328892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 98122752

約数和(自身を除く): 66793860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 71, 84, 102, 103, 119, 126, 142, 153, 204, 206, 213, 238, 252, 284, 306, 309, 357, 412, 426, 476, 497, 612, 618, 639, 714, 721, 852, 927, 994, 1071, 1207, 1236, 1278, 1428, 1442, 1491, 1751, 1854, 1988, 2142, 2163, 2414, 2556, 2884, 2982, 3502, 3621, 3708, 4284, 4326, 4473, 4828, 5253, 5964, 6489, 7004, 7242, 7313, 8449, 8652, 8946, 10506, 10863, 12257, 12978, 14484, 14626, 15759, 16898, 17892, 21012, 21726, 21939, 24514, 25347, 25956, 29252, 31518, 33796, 36771, 43452, 43878, 49028, 50694, 51191, 63036, 65817, 73542, 76041, 87756, 101388, 102382, 110313, 124321, 131634, 147084, 152082, 153573, 204764, 220626, 248642, 263268, 304164, 307146, 372963, 441252, 460719, 497284, 614292, 745926, 870247, 921438, 1118889, 1491852, 1740494, 1842876, 2237778, 2610741, 3480988, 4475556, 5221482, 7832223, 10442964, 15664446, 31328892]

約数ペア:

[(1, 31328892), (2, 15664446), (3, 10442964), (4, 7832223), (6, 5221482), (7, 4475556), (9, 3480988), (12, 2610741), (14, 2237778), (17, 1842876), (18, 1740494), (21, 1491852), (28, 1118889), (34, 921438), (36, 870247), (42, 745926), (51, 614292), (63, 497284), (68, 460719), (71, 441252), (84, 372963), (102, 307146), (103, 304164), (119, 263268), (126, 248642), (142, 220626), (153, 204764), (204, 153573), (206, 152082), (213, 147084), (238, 131634), (252, 124321), (284, 110313), (306, 102382), (309, 101388), (357, 87756), (412, 76041), (426, 73542), (476, 65817), (497, 63036), (612, 51191), (618, 50694), (639, 49028), (714, 43878), (721, 43452), (852, 36771), (927, 33796), (994, 31518), (1071, 29252), (1207, 25956), (1236, 25347), (1278, 24514), (1428, 21939), (1442, 21726), (1491, 21012), (1751, 17892), (1854, 16898), (1988, 15759), (2142, 14626), (2163, 14484), (2414, 12978), (2556, 12257), (2884, 10863), (2982, 10506), (3502, 8946), (3621, 8652), (3708, 8449), (4284, 7313), (4326, 7242), (4473, 7004), (4828, 6489), (5253, 5964)]