28052565

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 46166016

約数和(自身を除く): 18113451

約数列:

[1, 3, 5, 15, 67, 103, 201, 271, 309, 335, 515, 813, 1005, 1355, 1545, 4065, 6901, 18157, 20703, 27913, 34505, 54471, 83739, 90785, 103515, 139565, 272355, 418695, 1870171, 5610513, 9350855, 28052565]

約数ペア:

[(1, 28052565), (3, 9350855), (5, 5610513), (15, 1870171), (67, 418695), (103, 272355), (201, 139565), (271, 103515), (309, 90785), (335, 83739), (515, 54471), (813, 34505), (1005, 27913), (1355, 20703), (1545, 18157), (4065, 6901)]