7977221

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 9419904

約数和(自身を除く): 1442683

約数列:

[1, 7, 67, 73, 233, 469, 511, 1631, 4891, 15611, 17009, 34237, 109277, 119063, 1139603, 7977221]

約数ペア:

[(1, 7977221), (7, 1139603), (67, 119063), (73, 109277), (233, 34237), (469, 17009), (511, 15611), (1631, 4891)]