31228782

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5639}}^1$

素因数の和:5728

約数の個数: 32

約数和(自身を含む): 68221440

約数和(自身を除く): 36992658

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 5639, 11278, 16917, 33834, 73307, 146614, 219921, 400369, 439842, 800738, 1201107, 2402214, 5204797, 10409594, 15614391, 31228782]

約数ペア:

[(1, 31228782), (2, 15614391), (3, 10409594), (6, 5204797), (13, 2402214), (26, 1201107), (39, 800738), (71, 439842), (78, 400369), (142, 219921), (213, 146614), (426, 73307), (923, 33834), (1846, 16917), (2769, 11278), (5538, 5639)]