1640851849

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{3943}}^1$

素因数の和:4249

約数の個数: 32

約数和(自身を含む): 2146798080

約数和(自身を除く): 505946231

約数列:

[1, 7, 13, 17, 91, 119, 221, 269, 1547, 1883, 3497, 3943, 4573, 24479, 27601, 32011, 51259, 59449, 67031, 358813, 416143, 469217, 871403, 1060667, 6099821, 7424669, 13788671, 18031339, 96520697, 126219373, 234407407, 1640851849]

約数ペア:

[(1, 1640851849), (7, 234407407), (13, 126219373), (17, 96520697), (91, 18031339), (119, 13788671), (221, 7424669), (269, 6099821), (1547, 1060667), (1883, 871403), (3497, 469217), (3943, 416143), (4573, 358813), (24479, 67031), (27601, 59449), (32011, 51259)]