71806371

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3169}}^1$

素因数の和:3275

約数の個数: 32

約数和(自身を含む): 119293440

約数和(自身を除く): 47487069

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1743, 3169, 3237, 7553, 9507, 22183, 22659, 41197, 66549, 123591, 263027, 288379, 789081, 865137, 1841189, 3419351, 5523567, 10258053, 23935457, 71806371]

約数ペア:

[(1, 71806371), (3, 23935457), (7, 10258053), (13, 5523567), (21, 3419351), (39, 1841189), (83, 865137), (91, 789081), (249, 288379), (273, 263027), (581, 123591), (1079, 66549), (1743, 41197), (3169, 22659), (3237, 22183), (7553, 9507)]