12905165

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 19305216

約数和(自身を除く): 6400051

約数列:

[1, 5, 7, 13, 35, 65, 91, 113, 251, 455, 565, 791, 1255, 1469, 1757, 3263, 3955, 7345, 8785, 10283, 16315, 22841, 28363, 51415, 114205, 141815, 198541, 368719, 992705, 1843595, 2581033, 12905165]

約数ペア:

[(1, 12905165), (5, 2581033), (7, 1843595), (13, 992705), (35, 368719), (65, 198541), (91, 141815), (113, 114205), (251, 51415), (455, 28363), (565, 22841), (791, 16315), (1255, 10283), (1469, 8785), (1757, 7345), (3263, 3955)]