989743106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1\times {\mathrm{1021}}^1$

素因数の和:1490

約数の個数: 32

約数和(自身を含む): 1637979840

約数和(自身を除く): 648236734

約数列:

[1, 2, 11, 22, 139, 278, 317, 634, 1021, 1529, 2042, 3058, 3487, 6974, 11231, 22462, 44063, 88126, 141919, 283838, 323657, 484693, 647314, 969386, 1561109, 3122218, 3560227, 7120454, 44988323, 89976646, 494871553, 989743106]

約数ペア:

[(1, 989743106), (2, 494871553), (11, 89976646), (22, 44988323), (139, 7120454), (278, 3560227), (317, 3122218), (634, 1561109), (1021, 969386), (1529, 647314), (2042, 484693), (3058, 323657), (3487, 283838), (6974, 141919), (11231, 88126), (22462, 44063)]