520020557

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{6337}}^1$

素因数の和:6980

約数の個数: 16

約数和(自身を含む): 626701440

約数和(自身を除く): 106680883

約数列:

[1, 7, 19, 133, 617, 4319, 6337, 11723, 44359, 82061, 120403, 842821, 3909929, 27369503, 74288651, 520020557]

約数ペア:

[(1, 520020557), (7, 74288651), (19, 27369503), (133, 3909929), (617, 842821), (4319, 120403), (6337, 82061), (11723, 44359)]