89791359

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1619}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 145152000

約数和(自身を除く): 55360641

約数列:

[1, 3, 7, 19, 21, 57, 133, 139, 399, 417, 973, 1619, 2641, 2919, 4857, 7923, 11333, 18487, 30761, 33999, 55461, 92283, 215327, 225041, 645981, 675123, 1575287, 4275779, 4725861, 12827337, 29930453, 89791359]

約数ペア:

[(1, 89791359), (3, 29930453), (7, 12827337), (19, 4725861), (21, 4275779), (57, 1575287), (133, 675123), (139, 645981), (399, 225041), (417, 215327), (973, 92283), (1619, 55461), (2641, 33999), (2919, 30761), (4857, 18487), (7923, 11333)]