137863355

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2083}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 198463488

約数和(自身を除く): 60600133

約数列:

[1, 5, 7, 31, 35, 61, 155, 217, 305, 427, 1085, 1891, 2083, 2135, 9455, 10415, 13237, 14581, 64573, 66185, 72905, 127063, 322865, 452011, 635315, 889441, 2260055, 3938953, 4447205, 19694765, 27572671, 137863355]

約数ペア:

[(1, 137863355), (5, 27572671), (7, 19694765), (31, 4447205), (35, 3938953), (61, 2260055), (155, 889441), (217, 635315), (305, 452011), (427, 322865), (1085, 127063), (1891, 72905), (2083, 66185), (2135, 64573), (9455, 14581), (10415, 13237)]