42776775

素因数分解:

$3^3\times 5^2\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 79360000

約数和(自身を除く): 36583225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 127, 135, 225, 381, 499, 635, 675, 1143, 1497, 1905, 2495, 3175, 3429, 4491, 5715, 7485, 9525, 12475, 13473, 17145, 22455, 28575, 37425, 63373, 67365, 85725, 112275, 190119, 316865, 336825, 570357, 950595, 1584325, 1711071, 2851785, 4752975, 8555355, 14258925, 42776775]

約数ペア:

[(1, 42776775), (3, 14258925), (5, 8555355), (9, 4752975), (15, 2851785), (25, 1711071), (27, 1584325), (45, 950595), (75, 570357), (127, 336825), (135, 316865), (225, 190119), (381, 112275), (499, 85725), (635, 67365), (675, 63373), (1143, 37425), (1497, 28575), (1905, 22455), (2495, 17145), (3175, 13473), (3429, 12475), (4491, 9525), (5715, 7485)]