256828894392

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{218391917}}^1$

素因数の和:218391940

約数の個数: 48

約数和(自身を含む): 746900359560

約数和(自身を除く): 490071465168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 218391917, 436783834, 655175751, 873567668, 1310351502, 1528743419, 1747135336, 2620703004, 3057486838, 4586230257, 5241406008, 6114973676, 9172460514, 10701203933, 12229947352, 18344921028, 21402407866, 32103611799, 36689842056, 42804815732, 64207223598, 85609631464, 128414447196, 256828894392]

約数ペア:

[(1, 256828894392), (2, 128414447196), (3, 85609631464), (4, 64207223598), (6, 42804815732), (7, 36689842056), (8, 32103611799), (12, 21402407866), (14, 18344921028), (21, 12229947352), (24, 10701203933), (28, 9172460514), (42, 6114973676), (49, 5241406008), (56, 4586230257), (84, 3057486838), (98, 2620703004), (147, 1747135336), (168, 1528743419), (196, 1310351502), (294, 873567668), (392, 655175751), (588, 436783834), (1176, 218391917)]