78489873

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2137}}^1$

素因数の和:2214

約数の個数: 48

約数和(自身を含む): 144084096

約数和(自身を除く): 65594223

約数列:

[1, 3, 7, 9, 11, 21, 33, 53, 63, 77, 99, 159, 231, 371, 477, 583, 693, 1113, 1749, 2137, 3339, 4081, 5247, 6411, 12243, 14959, 19233, 23507, 36729, 44877, 70521, 113261, 134631, 164549, 211563, 339783, 493647, 792827, 1019349, 1245871, 1480941, 2378481, 3737613, 7135443, 8721097, 11212839, 26163291, 78489873]

約数ペア:

[(1, 78489873), (3, 26163291), (7, 11212839), (9, 8721097), (11, 7135443), (21, 3737613), (33, 2378481), (53, 1480941), (63, 1245871), (77, 1019349), (99, 792827), (159, 493647), (231, 339783), (371, 211563), (477, 164549), (583, 134631), (693, 113261), (1113, 70521), (1749, 44877), (2137, 36729), (3339, 23507), (4081, 19233), (5247, 14959), (6411, 12243)]