15221865

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{467}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 25474176

約数和(自身を除く): 10252311

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 205, 265, 467, 615, 795, 1401, 2173, 2335, 6519, 7005, 10865, 19147, 24751, 32595, 57441, 74253, 95735, 123755, 287205, 371265, 1014791, 3044373, 5073955, 15221865]

約数ペア:

[(1, 15221865), (3, 5073955), (5, 3044373), (15, 1014791), (41, 371265), (53, 287205), (123, 123755), (159, 95735), (205, 74253), (265, 57441), (467, 32595), (615, 24751), (795, 19147), (1401, 10865), (2173, 7005), (2335, 6519)]