215907923

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{11083}}^1$

素因数の和:11135

約数の個数: 24

約数和(自身を含む): 283041024

約数和(自身を除く): 67133101

約数列:

[1, 7, 11, 23, 77, 121, 161, 253, 847, 1771, 2783, 11083, 19481, 77581, 121913, 254909, 853391, 1341043, 1784363, 2803999, 9387301, 19627993, 30843989, 215907923]

約数ペア:

[(1, 215907923), (7, 30843989), (11, 19627993), (23, 9387301), (77, 2803999), (121, 1784363), (161, 1341043), (253, 853391), (847, 254909), (1771, 121913), (2783, 77581), (11083, 19481)]