4020801

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:556

約数の個数: 16

約数和(自身を含む): 5575680

約数和(自身を除く): 1554879

約数列:

[1, 3, 43, 71, 129, 213, 439, 1317, 3053, 9159, 18877, 31169, 56631, 93507, 1340267, 4020801]

約数ペア:

[(1, 4020801), (3, 1340267), (43, 93507), (71, 56631), (129, 31169), (213, 18877), (439, 9159), (1317, 3053)]