64573868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{8537}}^1$

素因数の和:8633

約数の個数: 24

約数和(自身を含む): 118575744

約数和(自身を除く): 54001876

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 3782, 7564, 8537, 17074, 34148, 264647, 520757, 529294, 1041514, 1058588, 2083028, 16143467, 32286934, 64573868]

約数ペア:

[(1, 64573868), (2, 32286934), (4, 16143467), (31, 2083028), (61, 1058588), (62, 1041514), (122, 529294), (124, 520757), (244, 264647), (1891, 34148), (3782, 17074), (7564, 8537)]