164187128

素因数分解:

$2^3\times 7^1\times {\mathrm{691}}^1\times {\mathrm{4243}}^1$

素因数の和:4947

約数の個数: 32

約数和(自身を含む): 352421760

約数和(自身を除く): 188234632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 691, 1382, 2764, 4243, 4837, 5528, 8486, 9674, 16972, 19348, 29701, 33944, 38696, 59402, 118804, 237608, 2931913, 5863826, 11727652, 20523391, 23455304, 41046782, 82093564, 164187128]

約数ペア:

[(1, 164187128), (2, 82093564), (4, 41046782), (7, 23455304), (8, 20523391), (14, 11727652), (28, 5863826), (56, 2931913), (691, 237608), (1382, 118804), (2764, 59402), (4243, 38696), (4837, 33944), (5528, 29701), (8486, 19348), (9674, 16972)]