161490924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{640837}}^1$

素因数の和:640854

約数の個数: 36

約数和(自身を含む): 466530064

約数和(自身を除く): 305039140

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 640837, 1281674, 1922511, 2563348, 3845022, 4485859, 5767533, 7690044, 8971718, 11535066, 13457577, 17943436, 23070132, 26915154, 40372731, 53830308, 80745462, 161490924]

約数ペア:

[(1, 161490924), (2, 80745462), (3, 53830308), (4, 40372731), (6, 26915154), (7, 23070132), (9, 17943436), (12, 13457577), (14, 11535066), (18, 8971718), (21, 7690044), (28, 5767533), (36, 4485859), (42, 3845022), (63, 2563348), (84, 1922511), (126, 1281674), (252, 640837)]