138956655

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{787}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 226944000

約数和(自身を除く): 87987345

約数列:

[1, 3, 5, 15, 79, 149, 237, 395, 447, 745, 787, 1185, 2235, 2361, 3935, 11771, 11805, 35313, 58855, 62173, 117263, 176565, 186519, 310865, 351789, 586315, 932595, 1758945, 9263777, 27791331, 46318885, 138956655]

約数ペア:

[(1, 138956655), (3, 46318885), (5, 27791331), (15, 9263777), (79, 1758945), (149, 932595), (237, 586315), (395, 351789), (447, 310865), (745, 186519), (787, 176565), (1185, 117263), (2235, 62173), (2361, 58855), (3935, 35313), (11771, 11805)]