518388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3323}}^1$

素因数の和:3343

約数の個数: 24

約数和(自身を含む): 1303008

約数和(自身を除く): 784620

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 3323, 6646, 9969, 13292, 19938, 39876, 43199, 86398, 129597, 172796, 259194, 518388]

約数ペア:

[(1, 518388), (2, 259194), (3, 172796), (4, 129597), (6, 86398), (12, 43199), (13, 39876), (26, 19938), (39, 13292), (52, 9969), (78, 6646), (156, 3323)]