1279890105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{107599}}^1$

素因数の和:107681

約数の個数: 32

約数和(自身を含む): 2241523200

約数和(自身を除く): 961633095

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 2379, 3965, 11895, 107599, 322797, 537995, 1398787, 1613985, 4196361, 6563539, 6993935, 19690617, 20981805, 32817695, 85326007, 98453085, 255978021, 426630035, 1279890105]

約数ペア:

[(1, 1279890105), (3, 426630035), (5, 255978021), (13, 98453085), (15, 85326007), (39, 32817695), (61, 20981805), (65, 19690617), (183, 6993935), (195, 6563539), (305, 4196361), (793, 1613985), (915, 1398787), (2379, 537995), (3965, 322797), (11895, 107599)]