12641625

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 24165648

約数和(自身を除く): 11524023

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 375, 425, 661, 765, 1125, 1275, 1983, 2125, 3305, 3825, 5949, 6375, 9915, 11237, 16525, 19125, 29745, 33711, 49575, 56185, 82625, 101133, 148725, 168555, 247875, 280925, 505665, 743625, 842775, 1404625, 2528325, 4213875, 12641625]

約数ペア:

[(1, 12641625), (3, 4213875), (5, 2528325), (9, 1404625), (15, 842775), (17, 743625), (25, 505665), (45, 280925), (51, 247875), (75, 168555), (85, 148725), (125, 101133), (153, 82625), (225, 56185), (255, 49575), (375, 33711), (425, 29745), (661, 19125), (765, 16525), (1125, 11237), (1275, 9915), (1983, 6375), (2125, 5949), (3305, 3825)]