13444915

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 18041184

約数和(自身を除く): 4596269

約数列:

[1, 5, 11, 55, 71, 121, 313, 355, 605, 781, 1565, 3443, 3905, 8591, 17215, 22223, 37873, 42955, 111115, 189365, 244453, 1222265, 2688983, 13444915]

約数ペア:

[(1, 13444915), (5, 2688983), (11, 1222265), (55, 244453), (71, 189365), (121, 111115), (313, 42955), (355, 37873), (605, 22223), (781, 17215), (1565, 8591), (3443, 3905)]