81642418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{285463}}^1$

素因数の和:285489

約数の個数: 16

約数和(自身を含む): 143873856

約数和(自身を除く): 62231438

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 285463, 570926, 3140093, 3711019, 6280186, 7422038, 40821209, 81642418]

約数ペア:

[(1, 81642418), (2, 40821209), (11, 7422038), (13, 6280186), (22, 3711019), (26, 3140093), (143, 570926), (286, 285463)]