15028215

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 24800256

約数和(自身を除く): 9772041

約数列:

[1, 3, 5, 15, 71, 103, 137, 213, 309, 355, 411, 515, 685, 1065, 1545, 2055, 7313, 9727, 14111, 21939, 29181, 36565, 42333, 48635, 70555, 109695, 145905, 211665, 1001881, 3005643, 5009405, 15028215]

約数ペア:

[(1, 15028215), (3, 5009405), (5, 3005643), (15, 1001881), (71, 211665), (103, 145905), (137, 109695), (213, 70555), (309, 48635), (355, 42333), (411, 36565), (515, 29181), (685, 21939), (1065, 14111), (1545, 9727), (2055, 7313)]