208433706

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:767

約数の個数: 64

約数和(自身を含む): 463470336

約数和(自身を除く): 255036630

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 71, 78, 122, 142, 183, 213, 366, 426, 617, 793, 923, 1234, 1586, 1846, 1851, 2379, 2769, 3702, 4331, 4758, 5538, 8021, 8662, 12993, 16042, 24063, 25986, 37637, 43807, 48126, 56303, 75274, 87614, 112606, 112911, 131421, 168909, 225822, 262842, 337818, 489281, 569491, 978562, 1138982, 1467843, 1708473, 2672227, 2935686, 3416946, 5344454, 8016681, 16033362, 34738951, 69477902, 104216853, 208433706]

約数ペア:

[(1, 208433706), (2, 104216853), (3, 69477902), (6, 34738951), (13, 16033362), (26, 8016681), (39, 5344454), (61, 3416946), (71, 2935686), (78, 2672227), (122, 1708473), (142, 1467843), (183, 1138982), (213, 978562), (366, 569491), (426, 489281), (617, 337818), (793, 262842), (923, 225822), (1234, 168909), (1586, 131421), (1846, 112911), (1851, 112606), (2379, 87614), (2769, 75274), (3702, 56303), (4331, 48126), (4758, 43807), (5538, 37637), (8021, 25986), (8662, 24063), (12993, 16042)]