15205965

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 25629696

約数和(自身を除く): 10423731

約数列:

[1, 3, 5, 15, 31, 53, 93, 155, 159, 265, 465, 617, 795, 1643, 1851, 3085, 4929, 8215, 9255, 19127, 24645, 32701, 57381, 95635, 98103, 163505, 286905, 490515, 1013731, 3041193, 5068655, 15205965]

約数ペア:

[(1, 15205965), (3, 5068655), (5, 3041193), (15, 1013731), (31, 490515), (53, 286905), (93, 163505), (155, 98103), (159, 95635), (265, 57381), (465, 32701), (617, 24645), (795, 19127), (1643, 9255), (1851, 8215), (3085, 4929)]