53205971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 70092288

約数和(自身を除く): 16886317

約数列:

[1, 7, 13, 17, 91, 119, 163, 211, 221, 1141, 1477, 1547, 2119, 2743, 2771, 3587, 14833, 19201, 19397, 25109, 34393, 36023, 46631, 240751, 252161, 326417, 447109, 584681, 3129763, 4092767, 7600853, 53205971]

約数ペア:

[(1, 53205971), (7, 7600853), (13, 4092767), (17, 3129763), (91, 584681), (119, 447109), (163, 326417), (211, 252161), (221, 240751), (1141, 46631), (1477, 36023), (1547, 34393), (2119, 25109), (2743, 19397), (2771, 19201), (3587, 14833)]