131131566

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{70729}}^1$

素因数の和:70840

約数の個数: 24

約数和(自身を含む): 286880880

約数和(自身を除く): 155749314

約数列:

[1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1854, 70729, 141458, 212187, 424374, 636561, 1273122, 7285087, 14570174, 21855261, 43710522, 65565783, 131131566]

約数ペア:

[(1, 131131566), (2, 65565783), (3, 43710522), (6, 21855261), (9, 14570174), (18, 7285087), (103, 1273122), (206, 636561), (309, 424374), (618, 212187), (927, 141458), (1854, 70729)]