211524456

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 630866880

約数和(自身を除く): 419342424

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 121, 132, 143, 156, 169, 242, 264, 286, 312, 338, 363, 429, 431, 484, 507, 572, 676, 726, 858, 862, 968, 1014, 1144, 1293, 1352, 1452, 1573, 1716, 1724, 1859, 2028, 2586, 2904, 3146, 3432, 3448, 3718, 4056, 4719, 4741, 5172, 5577, 5603, 6292, 7436, 9438, 9482, 10344, 11154, 11206, 12584, 14223, 14872, 16809, 18876, 18964, 20449, 22308, 22412, 28446, 33618, 37752, 37928, 40898, 44616, 44824, 52151, 56892, 61347, 61633, 67236, 72839, 81796, 104302, 113784, 122694, 123266, 134472, 145678, 156453, 163592, 184899, 208604, 218517, 245388, 246532, 291356, 312906, 369798, 417208, 437034, 490776, 493064, 582712, 625812, 677963, 739596, 801229, 874068, 1251624, 1355926, 1479192, 1602458, 1748136, 2033889, 2403687, 2711852, 3204916, 4067778, 4807374, 5423704, 6409832, 8135556, 8813519, 9614748, 16271112, 17627038, 19229496, 26440557, 35254076, 52881114, 70508152, 105762228, 211524456]

約数ペア:

[(1, 211524456), (2, 105762228), (3, 70508152), (4, 52881114), (6, 35254076), (8, 26440557), (11, 19229496), (12, 17627038), (13, 16271112), (22, 9614748), (24, 8813519), (26, 8135556), (33, 6409832), (39, 5423704), (44, 4807374), (52, 4067778), (66, 3204916), (78, 2711852), (88, 2403687), (104, 2033889), (121, 1748136), (132, 1602458), (143, 1479192), (156, 1355926), (169, 1251624), (242, 874068), (264, 801229), (286, 739596), (312, 677963), (338, 625812), (363, 582712), (429, 493064), (431, 490776), (484, 437034), (507, 417208), (572, 369798), (676, 312906), (726, 291356), (858, 246532), (862, 245388), (968, 218517), (1014, 208604), (1144, 184899), (1293, 163592), (1352, 156453), (1452, 145678), (1573, 134472), (1716, 123266), (1724, 122694), (1859, 113784), (2028, 104302), (2586, 81796), (2904, 72839), (3146, 67236), (3432, 61633), (3448, 61347), (3718, 56892), (4056, 52151), (4719, 44824), (4741, 44616), (5172, 40898), (5577, 37928), (5603, 37752), (6292, 33618), (7436, 28446), (9438, 22412), (9482, 22308), (10344, 20449), (11154, 18964), (11206, 18876), (12584, 16809), (14223, 14872)]