28059915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11069}}^1$

素因数の和:11103

約数の個数: 24

約数和(自身を含む): 48619440

約数和(自身を除く): 20559525

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 11069, 33207, 55345, 143897, 166035, 431691, 719485, 1870661, 2158455, 5611983, 9353305, 28059915]

約数ペア:

[(1, 28059915), (3, 9353305), (5, 5611983), (13, 2158455), (15, 1870661), (39, 719485), (65, 431691), (169, 166035), (195, 143897), (507, 55345), (845, 33207), (2535, 11069)]