128393616

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{205759}}^1$

素因数の和:205783

約数の個数: 40

約数和(自身を含む): 357199360

約数和(自身を除く): 228805744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 205759, 411518, 617277, 823036, 1234554, 1646072, 2469108, 2674867, 3292144, 4938216, 5349734, 8024601, 9876432, 10699468, 16049202, 21398936, 32098404, 42797872, 64196808, 128393616]

約数ペア:

[(1, 128393616), (2, 64196808), (3, 42797872), (4, 32098404), (6, 21398936), (8, 16049202), (12, 10699468), (13, 9876432), (16, 8024601), (24, 5349734), (26, 4938216), (39, 3292144), (48, 2674867), (52, 2469108), (78, 1646072), (104, 1234554), (156, 823036), (208, 617277), (312, 411518), (624, 205759)]