39996515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7789}}^1$

素因数の和:7886

約数の個数: 16

約数和(自身を含む): 52348800

約数和(自身を除く): 12352285

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 7789, 38945, 101257, 506285, 615331, 3076655, 7999303, 39996515]

約数ペア:

[(1, 39996515), (5, 7999303), (13, 3076655), (65, 615331), (79, 506285), (395, 101257), (1027, 38945), (5135, 7789)]