320438783

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{859}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 390591360

約数和(自身を除く): 70152577

約数列:

[1, 7, 23, 49, 161, 331, 859, 1127, 2317, 6013, 7613, 16219, 19757, 42091, 53291, 138299, 284329, 373037, 968093, 1990303, 6539567, 13932121, 45776969, 320438783]

約数ペア:

[(1, 320438783), (7, 45776969), (23, 13932121), (49, 6539567), (161, 1990303), (331, 968093), (859, 373037), (1127, 284329), (2317, 138299), (6013, 53291), (7613, 42091), (16219, 19757)]