25285935

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 41817600

約数和(自身を除く): 16531665

約数列:

[1, 3, 5, 15, 43, 129, 197, 199, 215, 591, 597, 645, 985, 995, 2955, 2985, 8471, 8557, 25413, 25671, 39203, 42355, 42785, 117609, 127065, 128355, 196015, 588045, 1685729, 5057187, 8428645, 25285935]

約数ペア:

[(1, 25285935), (3, 8428645), (5, 5057187), (15, 1685729), (43, 588045), (129, 196015), (197, 128355), (199, 127065), (215, 117609), (591, 42785), (597, 42355), (645, 39203), (985, 25671), (995, 25413), (2955, 8557), (2985, 8471)]