12138825

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 21712896

約数和(自身を除く): 9574071

約数列:

[1, 3, 5, 15, 23, 25, 31, 69, 75, 93, 115, 155, 227, 345, 465, 575, 681, 713, 775, 1135, 1725, 2139, 2325, 3405, 3565, 5221, 5675, 7037, 10695, 15663, 17025, 17825, 21111, 26105, 35185, 53475, 78315, 105555, 130525, 161851, 175925, 391575, 485553, 527775, 809255, 2427765, 4046275, 12138825]

約数ペア:

[(1, 12138825), (3, 4046275), (5, 2427765), (15, 809255), (23, 527775), (25, 485553), (31, 391575), (69, 175925), (75, 161851), (93, 130525), (115, 105555), (155, 78315), (227, 53475), (345, 35185), (465, 26105), (575, 21111), (681, 17825), (713, 17025), (775, 15663), (1135, 10695), (1725, 7037), (2139, 5675), (2325, 5221), (3405, 3565)]