31210038

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{24421}}^1$

素因数の和:24500

約数の個数: 24

約数和(自身を含む): 68576976

約数和(自身を除く): 37366938

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 24421, 48842, 73263, 146526, 219789, 439578, 1733891, 3467782, 5201673, 10403346, 15605019, 31210038]

約数ペア:

[(1, 31210038), (2, 15605019), (3, 10403346), (6, 5201673), (9, 3467782), (18, 1733891), (71, 439578), (142, 219789), (213, 146526), (426, 73263), (639, 48842), (1278, 24421)]