31130802

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{24359}}^1$

素因数の和:24438

約数の個数: 24

約数和(自身を含む): 68402880

約数和(自身を除く): 37272078

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 24359, 48718, 73077, 146154, 219231, 438462, 1729489, 3458978, 5188467, 10376934, 15565401, 31130802]

約数ペア:

[(1, 31130802), (2, 15565401), (3, 10376934), (6, 5188467), (9, 3458978), (18, 1729489), (71, 438462), (142, 219231), (213, 146154), (426, 73077), (639, 48718), (1278, 24359)]