51423385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{269}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 71033760

約数和(自身を除く): 19610375

約数列:

[1, 5, 13, 17, 65, 85, 173, 221, 269, 865, 1105, 1345, 2249, 2941, 3497, 4573, 11245, 14705, 17485, 22865, 38233, 46537, 59449, 191165, 232685, 297245, 604981, 791129, 3024905, 3955645, 10284677, 51423385]

約数ペア:

[(1, 51423385), (5, 10284677), (13, 3955645), (17, 3024905), (65, 791129), (85, 604981), (173, 297245), (221, 232685), (269, 191165), (865, 59449), (1105, 46537), (1345, 38233), (2249, 22865), (2941, 17485), (3497, 14705), (4573, 11245)]