6639568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 14014728

約数和(自身を除く): 7375160

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 233, 274, 466, 548, 932, 1096, 1781, 1864, 2192, 3029, 3562, 3728, 6058, 7124, 12116, 14248, 24232, 28496, 31921, 48464, 63842, 127684, 255368, 414973, 510736, 829946, 1659892, 3319784, 6639568]

約数ペア:

[(1, 6639568), (2, 3319784), (4, 1659892), (8, 829946), (13, 510736), (16, 414973), (26, 255368), (52, 127684), (104, 63842), (137, 48464), (208, 31921), (233, 28496), (274, 24232), (466, 14248), (548, 12116), (932, 7124), (1096, 6058), (1781, 3728), (1864, 3562), (2192, 3029)]