171669939

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{991}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 267792384

約数和(自身を除く): 96122445

約数列:

[1, 3, 7, 21, 73, 113, 219, 339, 511, 791, 991, 1533, 2373, 2973, 6937, 8249, 20811, 24747, 57743, 72343, 111983, 173229, 217029, 335949, 506401, 783881, 1519203, 2351643, 8174759, 24524277, 57223313, 171669939]

約数ペア:

[(1, 171669939), (3, 57223313), (7, 24524277), (21, 8174759), (73, 2351643), (113, 1519203), (219, 783881), (339, 506401), (511, 335949), (791, 217029), (991, 173229), (1533, 111983), (2373, 72343), (2973, 57743), (6937, 24747), (8249, 20811)]