121239105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{621739}}^1$

素因数の和:621760

約数の個数: 16

約数和(自身を含む): 208904640

約数和(自身を除く): 87665535

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 621739, 1865217, 3108695, 8082607, 9326085, 24247821, 40413035, 121239105]

約数ペア:

[(1, 121239105), (3, 40413035), (5, 24247821), (13, 9326085), (15, 8082607), (39, 3108695), (65, 1865217), (195, 621739)]