42890679

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:368

約数の個数: 36

約数和(自身を含む): 67887144

約数和(自身を除く): 24996465

約数列:

[1, 3, 9, 13, 39, 117, 163, 169, 173, 489, 507, 519, 1467, 1521, 1557, 2119, 2249, 6357, 6747, 19071, 20241, 27547, 28199, 29237, 82641, 84597, 87711, 247923, 253791, 263133, 366587, 1099761, 3299283, 4765631, 14296893, 42890679]

約数ペア:

[(1, 42890679), (3, 14296893), (9, 4765631), (13, 3299283), (39, 1099761), (117, 366587), (163, 263133), (169, 253791), (173, 247923), (489, 87711), (507, 84597), (519, 82641), (1467, 29237), (1521, 28199), (1557, 27547), (2119, 20241), (2249, 19071), (6357, 6747)]