81489687507

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{491}}^1\times {\mathrm{1657}}^1$

素因数の和:2544

約数の個数: 48

約数和(自身を含む): 122164623360

約数和(自身を除く): 40674935853

約数列:

[1, 3, 9, 31, 93, 279, 359, 491, 1077, 1473, 1657, 3231, 4419, 4971, 11129, 14913, 15221, 33387, 45663, 51367, 100161, 136989, 154101, 176269, 462303, 528807, 594863, 813587, 1586421, 1784589, 2440761, 5353767, 5464339, 7322283, 16393017, 18440753, 25221197, 49179051, 55322259, 75663591, 165966777, 226990773, 292077733, 876233199, 2628699597, 9054409723, 27163229169, 81489687507]

約数ペア:

[(1, 81489687507), (3, 27163229169), (9, 9054409723), (31, 2628699597), (93, 876233199), (279, 292077733), (359, 226990773), (491, 165966777), (1077, 75663591), (1473, 55322259), (1657, 49179051), (3231, 25221197), (4419, 18440753), (4971, 16393017), (11129, 7322283), (14913, 5464339), (15221, 5353767), (33387, 2440761), (45663, 1784589), (51367, 1586421), (100161, 813587), (136989, 594863), (154101, 528807), (176269, 462303)]