142720215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{10949}}^1$

素因数の和:11047

約数の個数: 32

約数和(自身を含む): 252288000

約数和(自身を除く): 109567785

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 165, 237, 395, 869, 1185, 2607, 4345, 10949, 13035, 32847, 54745, 120439, 164235, 361317, 602195, 864971, 1806585, 2594913, 4324855, 9514681, 12974565, 28544043, 47573405, 142720215]

約数ペア:

[(1, 142720215), (3, 47573405), (5, 28544043), (11, 12974565), (15, 9514681), (33, 4324855), (55, 2594913), (79, 1806585), (165, 864971), (237, 602195), (395, 361317), (869, 164235), (1185, 120439), (2607, 54745), (4345, 32847), (10949, 13035)]