7245590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 14342400

約数和(自身を除く): 7096810

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 331, 398, 662, 995, 1655, 1990, 2189, 3310, 3641, 4378, 7282, 10945, 18205, 21890, 36410, 65869, 131738, 329345, 658690, 724559, 1449118, 3622795, 7245590]

約数ペア:

[(1, 7245590), (2, 3622795), (5, 1449118), (10, 724559), (11, 658690), (22, 329345), (55, 131738), (110, 65869), (199, 36410), (331, 21890), (398, 18205), (662, 10945), (995, 7282), (1655, 4378), (1990, 3641), (2189, 3310)]