40687245

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{163}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 74508480

約数和(自身を除く): 33821235

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 163, 215, 387, 489, 645, 815, 1161, 1467, 1849, 1935, 2445, 4401, 5547, 5805, 7009, 7335, 9245, 16641, 21027, 22005, 27735, 35045, 49923, 63081, 83205, 105135, 189243, 249615, 301387, 315405, 904161, 946215, 1506935, 2712483, 4520805, 8137449, 13562415, 40687245]

約数ペア:

[(1, 40687245), (3, 13562415), (5, 8137449), (9, 4520805), (15, 2712483), (27, 1506935), (43, 946215), (45, 904161), (129, 315405), (135, 301387), (163, 249615), (215, 189243), (387, 105135), (489, 83205), (645, 63081), (815, 49923), (1161, 35045), (1467, 27735), (1849, 22005), (1935, 21027), (2445, 16641), (4401, 9245), (5547, 7335), (5805, 7009)]