620954313

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{114167}}^1$

素因数の和:114221

約数の個数: 24

約数和(自身を含む): 989151552

約数和(自身を除く): 368197239

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 114167, 342501, 799169, 2397507, 4224179, 5594183, 12672537, 16782549, 29569253, 88707759, 206984771, 620954313]

約数ペア:

[(1, 620954313), (3, 206984771), (7, 88707759), (21, 29569253), (37, 16782549), (49, 12672537), (111, 5594183), (147, 4224179), (259, 2397507), (777, 799169), (1813, 342501), (5439, 114167)]