4002271

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 5145504

約数和(自身を除く): 1143233

約数列:

[1, 7, 13, 49, 61, 91, 103, 427, 637, 721, 793, 1339, 2989, 5047, 5551, 6283, 9373, 38857, 43981, 65611, 81679, 307867, 571753, 4002271]

約数ペア:

[(1, 4002271), (7, 571753), (13, 307867), (49, 81679), (61, 65611), (91, 43981), (103, 38857), (427, 9373), (637, 6283), (721, 5551), (793, 5047), (1339, 2989)]