67980291

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 96636672

約数和(自身を除く): 28656381

約数列:

[1, 3, 43, 53, 61, 129, 159, 163, 183, 489, 2279, 2623, 3233, 6837, 7009, 7869, 8639, 9699, 9943, 21027, 25917, 29829, 139019, 371477, 417057, 427549, 526979, 1114431, 1282647, 1580937, 22660097, 67980291]

約数ペア:

[(1, 67980291), (3, 22660097), (43, 1580937), (53, 1282647), (61, 1114431), (129, 526979), (159, 427549), (163, 417057), (183, 371477), (489, 139019), (2279, 29829), (2623, 25917), (3233, 21027), (6837, 9943), (7009, 9699), (7869, 8639)]