77780206

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2749}}^1$

素因数の和:2848

約数の個数: 32

約数和(自身を含む): 139392000

約数和(自身を除く): 61611794

約数列:

[1, 2, 7, 14, 43, 47, 86, 94, 301, 329, 602, 658, 2021, 2749, 4042, 5498, 14147, 19243, 28294, 38486, 118207, 129203, 236414, 258406, 827449, 904421, 1654898, 1808842, 5555729, 11111458, 38890103, 77780206]

約数ペア:

[(1, 77780206), (2, 38890103), (7, 11111458), (14, 5555729), (43, 1808842), (47, 1654898), (86, 904421), (94, 827449), (301, 258406), (329, 236414), (602, 129203), (658, 118207), (2021, 38486), (2749, 28294), (4042, 19243), (5498, 14147)]