287042015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{17183}}^1$

素因数の和:17458

約数の個数: 16

約数和(自身を含む): 372411648

約数和(自身を除く): 85369633

約数列:

[1, 5, 13, 65, 257, 1285, 3341, 16705, 17183, 85915, 223379, 1116895, 4416031, 22080155, 57408403, 287042015]

約数ペア:

[(1, 287042015), (5, 57408403), (13, 22080155), (65, 4416031), (257, 1116895), (1285, 223379), (3341, 85915), (16705, 17183)]