128752962

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 286239744

約数和(自身を除く): 157486782

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 71, 78, 134, 142, 201, 213, 347, 402, 426, 694, 871, 923, 1041, 1742, 1846, 2082, 2613, 2769, 4511, 4757, 5226, 5538, 9022, 9514, 13533, 14271, 23249, 24637, 27066, 28542, 46498, 49274, 61841, 69747, 73911, 123682, 139494, 147822, 185523, 302237, 320281, 371046, 604474, 640562, 906711, 960843, 1650679, 1813422, 1921686, 3301358, 4952037, 9904074, 21458827, 42917654, 64376481, 128752962]

約数ペア:

[(1, 128752962), (2, 64376481), (3, 42917654), (6, 21458827), (13, 9904074), (26, 4952037), (39, 3301358), (67, 1921686), (71, 1813422), (78, 1650679), (134, 960843), (142, 906711), (201, 640562), (213, 604474), (347, 371046), (402, 320281), (426, 302237), (694, 185523), (871, 147822), (923, 139494), (1041, 123682), (1742, 73911), (1846, 69747), (2082, 61841), (2613, 49274), (2769, 46498), (4511, 28542), (4757, 27066), (5226, 24637), (5538, 23249), (9022, 14271), (9514, 13533)]