222740245

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{489539}}^1$

素因数の和:489564

約数の個数: 16

約数和(自身を含む): 328970880

約数和(自身を除く): 106230635

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 489539, 2447695, 3426773, 6364007, 17133865, 31820035, 44548049, 222740245]

約数ペア:

[(1, 222740245), (5, 44548049), (7, 31820035), (13, 17133865), (35, 6364007), (65, 3426773), (91, 2447695), (455, 489539)]