13980015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{44381}}^1$

素因数の和:44399

約数の個数: 24

約数和(自身を含む): 27694368

約数和(自身を除く): 13714353

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 44381, 133143, 221905, 310667, 399429, 665715, 932001, 1553335, 1997145, 2796003, 4660005, 13980015]

約数ペア:

[(1, 13980015), (3, 4660005), (5, 2796003), (7, 1997145), (9, 1553335), (15, 932001), (21, 665715), (35, 399429), (45, 310667), (63, 221905), (105, 133143), (315, 44381)]