13904895

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1759}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 24330240

約数和(自身を除く): 10425345

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 1759, 2635, 5277, 7905, 8795, 26385, 29903, 54529, 89709, 149515, 163587, 272645, 448545, 817935, 926993, 2780979, 4634965, 13904895]

約数ペア:

[(1, 13904895), (3, 4634965), (5, 2780979), (15, 926993), (17, 817935), (31, 448545), (51, 272645), (85, 163587), (93, 149515), (155, 89709), (255, 54529), (465, 29903), (527, 26385), (1581, 8795), (1759, 7905), (2635, 5277)]