81677162

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1543}}^1$

素因数の和:1770

約数の個数: 32

約数和(自身を含む): 148224000

約数和(自身を除く): 66546838

約数列:

[1, 2, 7, 14, 19, 38, 133, 199, 266, 398, 1393, 1543, 2786, 3086, 3781, 7562, 10801, 21602, 26467, 29317, 52934, 58634, 205219, 307057, 410438, 614114, 2149399, 4298798, 5834083, 11668166, 40838581, 81677162]

約数ペア:

[(1, 81677162), (2, 40838581), (7, 11668166), (14, 5834083), (19, 4298798), (38, 2149399), (133, 614114), (199, 410438), (266, 307057), (398, 205219), (1393, 58634), (1543, 52934), (2786, 29317), (3086, 26467), (3781, 21602), (7562, 10801)]