68987051

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1571

約数の個数: 24

約数和(自身を含む): 85839264

約数和(自身を除く): 16852213

約数列:

[1, 7, 23, 41, 49, 161, 287, 943, 1127, 1493, 2009, 6601, 10451, 34339, 46207, 61213, 73157, 240373, 428491, 1407899, 1682611, 2999437, 9855293, 68987051]

約数ペア:

[(1, 68987051), (7, 9855293), (23, 2999437), (41, 1682611), (49, 1407899), (161, 428491), (287, 240373), (943, 73157), (1127, 61213), (1493, 46207), (2009, 34339), (6601, 10451)]