13430739

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 22095360

約数和(自身を除く): 8664621

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 821, 861, 2337, 2463, 5453, 5747, 15599, 16359, 17241, 33661, 46797, 100983, 109193, 235627, 327579, 639559, 706881, 1918677, 4476913, 13430739]

約数ペア:

[(1, 13430739), (3, 4476913), (7, 1918677), (19, 706881), (21, 639559), (41, 327579), (57, 235627), (123, 109193), (133, 100983), (287, 46797), (399, 33661), (779, 17241), (821, 16359), (861, 15599), (2337, 5747), (2463, 5453)]