90209445

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{487}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 147992832

約数和(自身を除く): 57783387

約数列:

[1, 3, 5, 15, 53, 159, 233, 265, 487, 699, 795, 1165, 1461, 2435, 3495, 7305, 12349, 25811, 37047, 61745, 77433, 113471, 129055, 185235, 340413, 387165, 567355, 1702065, 6013963, 18041889, 30069815, 90209445]

約数ペア:

[(1, 90209445), (3, 30069815), (5, 18041889), (15, 6013963), (53, 1702065), (159, 567355), (233, 387165), (265, 340413), (487, 185235), (699, 129055), (795, 113471), (1165, 77433), (1461, 61745), (2435, 37047), (3495, 25811), (7305, 12349)]