397742432

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{1597}}^1$

素因数の和:1831

約数の個数: 48

約数和(自身を含む): 806197392

約数和(自身を除く): 408454960

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 181, 344, 362, 688, 724, 1376, 1448, 1597, 2896, 3194, 5792, 6388, 7783, 12776, 15566, 25552, 31132, 51104, 62264, 68671, 124528, 137342, 249056, 274684, 289057, 549368, 578114, 1098736, 1156228, 2197472, 2312456, 4624912, 9249824, 12429451, 24858902, 49717804, 99435608, 198871216, 397742432]

約数ペア:

[(1, 397742432), (2, 198871216), (4, 99435608), (8, 49717804), (16, 24858902), (32, 12429451), (43, 9249824), (86, 4624912), (172, 2312456), (181, 2197472), (344, 1156228), (362, 1098736), (688, 578114), (724, 549368), (1376, 289057), (1448, 274684), (1597, 249056), (2896, 137342), (3194, 124528), (5792, 68671), (6388, 62264), (7783, 51104), (12776, 31132), (15566, 25552)]