188290431

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{26449}}^1$

素因数の和:26575

約数の個数: 24

約数和(自身を含む): 313591200

約数和(自身を除く): 125300769

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2373, 7119, 26449, 79347, 185143, 238041, 555429, 1666287, 2988737, 8966211, 20921159, 26898633, 62763477, 188290431]

約数ペア:

[(1, 188290431), (3, 62763477), (7, 26898633), (9, 20921159), (21, 8966211), (63, 2988737), (113, 1666287), (339, 555429), (791, 238041), (1017, 185143), (2373, 79347), (7119, 26449)]