258432642

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1571}}^1$

素因数の和:1648

約数の個数: 96

約数和(自身を含む): 652317120

約数和(自身を除く): 393884478

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 37, 38, 39, 57, 74, 78, 111, 114, 117, 171, 222, 234, 247, 333, 342, 481, 494, 666, 703, 741, 962, 1406, 1443, 1482, 1571, 2109, 2223, 2886, 3142, 4218, 4329, 4446, 4713, 6327, 8658, 9139, 9426, 12654, 14139, 18278, 20423, 27417, 28278, 29849, 40846, 54834, 58127, 59698, 61269, 82251, 89547, 116254, 122538, 164502, 174381, 179094, 183807, 268641, 348762, 367614, 388037, 523143, 537282, 755651, 776074, 1046286, 1104413, 1164111, 1511302, 2208826, 2266953, 2328222, 3313239, 3492333, 4533906, 6626478, 6800859, 6984666, 9939717, 13601718, 14357369, 19879434, 28714738, 43072107, 86144214, 129216321, 258432642]

約数ペア:

[(1, 258432642), (2, 129216321), (3, 86144214), (6, 43072107), (9, 28714738), (13, 19879434), (18, 14357369), (19, 13601718), (26, 9939717), (37, 6984666), (38, 6800859), (39, 6626478), (57, 4533906), (74, 3492333), (78, 3313239), (111, 2328222), (114, 2266953), (117, 2208826), (171, 1511302), (222, 1164111), (234, 1104413), (247, 1046286), (333, 776074), (342, 755651), (481, 537282), (494, 523143), (666, 388037), (703, 367614), (741, 348762), (962, 268641), (1406, 183807), (1443, 179094), (1482, 174381), (1571, 164502), (2109, 122538), (2223, 116254), (2886, 89547), (3142, 82251), (4218, 61269), (4329, 59698), (4446, 58127), (4713, 54834), (6327, 40846), (8658, 29849), (9139, 28278), (9426, 27417), (12654, 20423), (14139, 18278)]