281606312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{62971}}^1$

素因数の和:63033

約数の個数: 32

約数和(自身を含む): 581861280

約数和(自身を除く): 300254968

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 62971, 125942, 251884, 503768, 818623, 1637246, 2707753, 3274492, 5415506, 6548984, 10831012, 21662024, 35200789, 70401578, 140803156, 281606312]

約数ペア:

[(1, 281606312), (2, 140803156), (4, 70401578), (8, 35200789), (13, 21662024), (26, 10831012), (43, 6548984), (52, 5415506), (86, 3274492), (104, 2707753), (172, 1637246), (344, 818623), (559, 503768), (1118, 251884), (2236, 125942), (4472, 62971)]