520356

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 1228864

約数和(自身を除く): 708508

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 421, 618, 842, 1236, 1263, 1684, 2526, 5052, 43363, 86726, 130089, 173452, 260178, 520356]

約数ペア:

[(1, 520356), (2, 260178), (3, 173452), (4, 130089), (6, 86726), (12, 43363), (103, 5052), (206, 2526), (309, 1684), (412, 1263), (421, 1236), (618, 842)]