7172770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 14198976

約数和(自身を除く): 7026206

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 331, 394, 662, 985, 1655, 1970, 2167, 3310, 3641, 4334, 7282, 10835, 18205, 21670, 36410, 65207, 130414, 326035, 652070, 717277, 1434554, 3586385, 7172770]

約数ペア:

[(1, 7172770), (2, 3586385), (5, 1434554), (10, 717277), (11, 652070), (22, 326035), (55, 130414), (110, 65207), (197, 36410), (331, 21670), (394, 18205), (662, 10835), (985, 7282), (1655, 4334), (1970, 3641), (2167, 3310)]