221504129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{22651}}^1$

素因数の和:22796

約数の個数: 16

約数和(自身を含む): 278347776

約数和(自身を除く): 56843647

約数列:

[1, 7, 11, 77, 127, 889, 1397, 9779, 22651, 158557, 249161, 1744127, 2876677, 20136739, 31643447, 221504129]

約数ペア:

[(1, 221504129), (7, 31643447), (11, 20136739), (77, 2876677), (127, 1744127), (889, 249161), (1397, 158557), (9779, 22651)]