71658915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3919}}^1$

素因数の和:4003

約数の個数: 32

約数和(自身を含む): 121927680

約数和(自身を除く): 50268765

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 795, 1219, 3657, 3919, 6095, 11757, 18285, 19595, 58785, 90137, 207707, 270411, 450685, 623121, 1038535, 1352055, 3115605, 4777261, 14331783, 23886305, 71658915]

約数ペア:

[(1, 71658915), (3, 23886305), (5, 14331783), (15, 4777261), (23, 3115605), (53, 1352055), (69, 1038535), (115, 623121), (159, 450685), (265, 270411), (345, 207707), (795, 90137), (1219, 58785), (3657, 19595), (3919, 18285), (6095, 11757)]