13139505

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9419}}^1$

素因数の和:9461

約数の個数: 24

約数和(自身を含む): 23512320

約数和(自身を除く): 10372815

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 9419, 28257, 47095, 84771, 141285, 291989, 423855, 875967, 1459945, 2627901, 4379835, 13139505]

約数ペア:

[(1, 13139505), (3, 4379835), (5, 2627901), (9, 1459945), (15, 875967), (31, 423855), (45, 291989), (93, 141285), (155, 84771), (279, 47095), (465, 28257), (1395, 9419)]