4005213921

素因数分解:

$3^2\times {\mathrm{2473}}^1\times {\mathrm{179953}}^1$

素因数の和:182432

約数の個数: 12

約数和(自身を含む): 5787680548

約数和(自身を除く): 1782466627

約数列:

[1, 3, 9, 2473, 7419, 22257, 179953, 539859, 1619577, 445023769, 1335071307, 4005213921]

約数ペア:

[(1, 4005213921), (3, 1335071307), (9, 445023769), (2473, 1619577), (7419, 539859), (22257, 179953)]