123019005

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4337}}^1$

素因数の和:4437

約数の個数: 32

約数和(自身を含む): 206558208

約数和(自身を除く): 83539203

約数列:

[1, 3, 5, 15, 31, 61, 93, 155, 183, 305, 465, 915, 1891, 4337, 5673, 9455, 13011, 21685, 28365, 65055, 134447, 264557, 403341, 672235, 793671, 1322785, 2016705, 3968355, 8201267, 24603801, 41006335, 123019005]

約数ペア:

[(1, 123019005), (3, 41006335), (5, 24603801), (15, 8201267), (31, 3968355), (61, 2016705), (93, 1322785), (155, 793671), (183, 672235), (305, 403341), (465, 264557), (915, 134447), (1891, 65055), (4337, 28365), (5673, 21685), (9455, 13011)]