216109873

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{1289}}^1$

素因数の和:1896

約数の個数: 16

約数和(自身を含む): 253376640

約数和(自身を除く): 37266767

約数列:

[1, 7, 43, 301, 557, 1289, 3899, 9023, 23951, 55427, 167657, 387989, 717973, 5025811, 30872839, 216109873]

約数ペア:

[(1, 216109873), (7, 30872839), (43, 5025811), (301, 717973), (557, 387989), (1289, 167657), (3899, 55427), (9023, 23951)]