647976316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{3251}}^1\times {\mathrm{3833}}^1$

素因数の和:7101

約数の個数: 24

約数和(自身を含む): 1221880464

約数和(自身を除く): 573904148

約数列:

[1, 2, 4, 13, 26, 52, 3251, 3833, 6502, 7666, 13004, 15332, 42263, 49829, 84526, 99658, 169052, 199316, 12461083, 24922166, 49844332, 161994079, 323988158, 647976316]

約数ペア:

[(1, 647976316), (2, 323988158), (4, 161994079), (13, 49844332), (26, 24922166), (52, 12461083), (3251, 199316), (3833, 169052), (6502, 99658), (7666, 84526), (13004, 49829), (15332, 42263)]