648567998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{3251}}^1\times {\mathrm{7673}}^1$

素因数の和:10939

約数の個数: 16

約数和(自身を含む): 1048145616

約数和(自身を除く): 399577618

約数列:

[1, 2, 13, 26, 3251, 6502, 7673, 15346, 42263, 84526, 99749, 199498, 24944923, 49889846, 324283999, 648567998]

約数ペア:

[(1, 648567998), (2, 324283999), (13, 49889846), (26, 24944923), (3251, 199498), (6502, 99749), (7673, 84526), (15346, 42263)]