1293498521

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{859}}^1$

素因数の和:1341

約数の個数: 24

約数和(自身を含む): 1529424000

約数和(自身を除く): 235925479

約数列:

[1, 7, 49, 79, 389, 553, 859, 2723, 3871, 6013, 19061, 30731, 42091, 67861, 215117, 334151, 475027, 1505819, 2339057, 3325189, 16373399, 26397929, 184785503, 1293498521]

約数ペア:

[(1, 1293498521), (7, 184785503), (49, 26397929), (79, 16373399), (389, 3325189), (553, 2339057), (859, 1505819), (2723, 475027), (3871, 334151), (6013, 215117), (19061, 67861), (30731, 42091)]