40805321

素因数分解:

${\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:472

約数の個数: 16

約数和(自身を含む): 44307648

約数和(自身を除く): 3502327

約数列:

[1, 17, 73, 131, 251, 1241, 2227, 4267, 9563, 18323, 32881, 162571, 311491, 558977, 2400313, 40805321]

約数ペア:

[(1, 40805321), (17, 2400313), (73, 558977), (131, 311491), (251, 162571), (1241, 32881), (2227, 18323), (4267, 9563)]