13368719

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 17313408

約数和(自身を除く): 3944689

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 637, 677, 1519, 2821, 4739, 8801, 19747, 20987, 33173, 61607, 146909, 272831, 431249, 1028363, 1909817, 13368719]

約数ペア:

[(1, 13368719), (7, 1909817), (13, 1028363), (31, 431249), (49, 272831), (91, 146909), (217, 61607), (403, 33173), (637, 20987), (677, 19747), (1519, 8801), (2821, 4739)]