2981069

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:125

約数の個数: 32

約数和(自身を含む): 4064256

約数和(自身を除く): 1083187

約数列:

[1, 7, 13, 17, 41, 47, 91, 119, 221, 287, 329, 533, 611, 697, 799, 1547, 1927, 3731, 4277, 4879, 5593, 9061, 10387, 13489, 25051, 32759, 63427, 72709, 175357, 229313, 425867, 2981069]

約数ペア:

[(1, 2981069), (7, 425867), (13, 229313), (17, 175357), (41, 72709), (47, 63427), (91, 32759), (119, 25051), (221, 13489), (287, 10387), (329, 9061), (533, 5593), (611, 4879), (697, 4277), (799, 3731), (1547, 1927)]