42777776

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:789

約数の個数: 40

約数和(自身を含む): 85817424

約数和(自身を除く): 43039648

約数列:

[1, 2, 4, 8, 16, 43, 86, 97, 172, 194, 344, 388, 641, 688, 776, 1282, 1552, 2564, 4171, 5128, 8342, 10256, 16684, 27563, 33368, 55126, 62177, 66736, 110252, 124354, 220504, 248708, 441008, 497416, 994832, 2673611, 5347222, 10694444, 21388888, 42777776]

約数ペア:

[(1, 42777776), (2, 21388888), (4, 10694444), (8, 5347222), (16, 2673611), (43, 994832), (86, 497416), (97, 441008), (172, 248708), (194, 220504), (344, 124354), (388, 110252), (641, 66736), (688, 62177), (776, 55126), (1282, 33368), (1552, 27563), (2564, 16684), (4171, 10256), (5128, 8342)]