331036251

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 560867328

約数和(自身を除く): 229831077

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 137, 159, 167, 273, 371, 411, 501, 689, 959, 1113, 1169, 1781, 2067, 2171, 2877, 3507, 4823, 5343, 6513, 7261, 8851, 12467, 14469, 15197, 21783, 22879, 26553, 37401, 45591, 50827, 61957, 68637, 94393, 115063, 152481, 160153, 185871, 283179, 297427, 345189, 480459, 660751, 805441, 892281, 1212587, 1982253, 2081989, 2416323, 3637761, 6245967, 8488109, 15763631, 25464327, 47290893, 110345417, 331036251]

約数ペア:

[(1, 331036251), (3, 110345417), (7, 47290893), (13, 25464327), (21, 15763631), (39, 8488109), (53, 6245967), (91, 3637761), (137, 2416323), (159, 2081989), (167, 1982253), (273, 1212587), (371, 892281), (411, 805441), (501, 660751), (689, 480459), (959, 345189), (1113, 297427), (1169, 283179), (1781, 185871), (2067, 160153), (2171, 152481), (2877, 115063), (3507, 94393), (4823, 68637), (5343, 61957), (6513, 50827), (7261, 45591), (8851, 37401), (12467, 26553), (14469, 22879), (15197, 21783)]