4000386957

素因数分解:

$3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{608609}}^1$

素因数の和:608932

約数の個数: 16

約数和(自身を含む): 6115313280

約数和(自身を除く): 2114926323

約数列:

[1, 3, 7, 21, 313, 939, 2191, 6573, 608609, 1825827, 4260263, 12780789, 190494617, 571483851, 1333462319, 4000386957]

約数ペア:

[(1, 4000386957), (3, 1333462319), (7, 571483851), (21, 190494617), (313, 12780789), (939, 4260263), (2191, 1825827), (6573, 608609)]