338907121

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{233}}^1\times {\mathrm{719}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 413786880

約数和(自身を除く): 74879759

約数列:

[1, 7, 17, 119, 233, 289, 719, 1631, 2023, 3961, 5033, 12223, 27727, 67337, 85561, 167527, 207791, 471359, 1172689, 1454537, 2847959, 19935713, 48415303, 338907121]

約数ペア:

[(1, 338907121), (7, 48415303), (17, 19935713), (119, 2847959), (233, 1454537), (289, 1172689), (719, 471359), (1631, 207791), (2023, 167527), (3961, 85561), (5033, 67337), (12223, 27727)]