85816155

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 139765824

約数和(自身を除く): 53949669

約数列:

[1, 3, 5, 15, 113, 197, 257, 339, 565, 591, 771, 985, 1285, 1695, 2955, 3855, 22261, 29041, 50629, 66783, 87123, 111305, 145205, 151887, 253145, 333915, 435615, 759435, 5721077, 17163231, 28605385, 85816155]

約数ペア:

[(1, 85816155), (3, 28605385), (5, 17163231), (15, 5721077), (113, 759435), (197, 435615), (257, 333915), (339, 253145), (565, 151887), (591, 145205), (771, 111305), (985, 87123), (1285, 66783), (1695, 50629), (2955, 29041), (3855, 22261)]