155320421

素因数分解:

${\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{991}}^1$

素因数の和:1196

約数の個数: 16

約数和(自身を含む): 167370240

約数和(自身を除く): 12049819

約数列:

[1, 19, 73, 113, 991, 1387, 2147, 8249, 18829, 72343, 111983, 156731, 1374517, 2127677, 8174759, 155320421]

約数ペア:

[(1, 155320421), (19, 8174759), (73, 2127677), (113, 1374517), (991, 156731), (1387, 111983), (2147, 72343), (8249, 18829)]