1970969

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 2681280

約数和(自身を除く): 710311

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 179, 847, 1001, 1253, 1573, 1969, 2327, 11011, 13783, 16289, 21659, 25597, 151613, 179179, 281567, 1970969]

約数ペア:

[(1, 1970969), (7, 281567), (11, 179179), (13, 151613), (77, 25597), (91, 21659), (121, 16289), (143, 13783), (179, 11011), (847, 2327), (1001, 1969), (1253, 1573)]