7928404

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{16381}}^1$

素因数の和:16407

約数の個数: 18

約数和(自身を含む): 15251642

約数和(自身を除く): 7323238

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 16381, 32762, 65524, 180191, 360382, 720764, 1982101, 3964202, 7928404]

約数ペア:

[(1, 7928404), (2, 3964202), (4, 1982101), (11, 720764), (22, 360382), (44, 180191), (121, 65524), (242, 32762), (484, 16381)]