68502122

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1\times {\mathrm{521}}^1$

素因数の和:938

約数の個数: 24

約数和(自身を含む): 111765420

約数和(自身を除く): 43263298

約数列:

[1, 2, 13, 26, 169, 338, 389, 521, 778, 1042, 5057, 6773, 10114, 13546, 65741, 88049, 131482, 176098, 202669, 405338, 2634697, 5269394, 34251061, 68502122]

約数ペア:

[(1, 68502122), (2, 34251061), (13, 5269394), (26, 2634697), (169, 405338), (338, 202669), (389, 176098), (521, 131482), (778, 88049), (1042, 65741), (5057, 13546), (6773, 10114)]