861721342

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1\times {\mathrm{359}}^1$

素因数の和:760

約数の個数: 32

約数和(自身を含む): 1346112000

約数和(自身を除く): 484390658

約数列:

[1, 2, 37, 74, 163, 199, 326, 359, 398, 718, 6031, 7363, 12062, 13283, 14726, 26566, 32437, 58517, 64874, 71441, 117034, 142882, 1200169, 2165129, 2400338, 2643317, 4330258, 5286634, 11644883, 23289766, 430860671, 861721342]

約数ペア:

[(1, 861721342), (2, 430860671), (37, 23289766), (74, 11644883), (163, 5286634), (199, 4330258), (326, 2643317), (359, 2400338), (398, 2165129), (718, 1200169), (6031, 142882), (7363, 117034), (12062, 71441), (13283, 64874), (14726, 58517), (26566, 32437)]