67221427

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 86929920

約数和(自身を除く): 19708493

約数列:

[1, 7, 13, 41, 43, 91, 287, 301, 419, 533, 559, 1763, 2933, 3731, 3913, 5447, 12341, 17179, 18017, 22919, 38129, 120253, 126119, 160433, 223327, 234221, 738697, 1563289, 1639547, 5170879, 9603061, 67221427]

約数ペア:

[(1, 67221427), (7, 9603061), (13, 5170879), (41, 1639547), (43, 1563289), (91, 738697), (287, 234221), (301, 223327), (419, 160433), (533, 126119), (559, 120253), (1763, 38129), (2933, 22919), (3731, 18017), (3913, 17179), (5447, 12341)]