221036291

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1\times {\mathrm{1429}}^1$

素因数の和:2618

約数の個数: 16

約数和(自身を含む): 266323200

約数和(自身を除く): 45286909

約数列:

[1, 7, 19, 133, 1163, 1429, 8141, 10003, 22097, 27151, 154679, 190057, 1661927, 11633489, 31576613, 221036291]

約数ペア:

[(1, 221036291), (7, 31576613), (19, 11633489), (133, 1661927), (1163, 190057), (1429, 154679), (8141, 27151), (10003, 22097)]