40308759

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 40

約数和(自身を含む): 62865792

約数和(自身を除く): 22557033

約数列:

[1, 3, 9, 27, 43, 71, 81, 129, 163, 213, 387, 489, 639, 1161, 1467, 1917, 3053, 3483, 4401, 5751, 7009, 9159, 11573, 13203, 21027, 27477, 34719, 63081, 82431, 104157, 189243, 247293, 312471, 497639, 567729, 937413, 1492917, 4478751, 13436253, 40308759]

約数ペア:

[(1, 40308759), (3, 13436253), (9, 4478751), (27, 1492917), (43, 937413), (71, 567729), (81, 497639), (129, 312471), (163, 247293), (213, 189243), (387, 104157), (489, 82431), (639, 63081), (1161, 34719), (1467, 27477), (1917, 21027), (3053, 13203), (3483, 11573), (4401, 9159), (5751, 7009)]