89878765

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{14143}}^1$

素因数の和:14220

約数の個数: 16

約数和(自身を含む): 114057216

約数和(自身を除く): 24178451

約数列:

[1, 5, 31, 41, 155, 205, 1271, 6355, 14143, 70715, 438433, 579863, 2192165, 2899315, 17975753, 89878765]

約数ペア:

[(1, 89878765), (5, 17975753), (31, 2899315), (41, 2192165), (155, 579863), (205, 438433), (1271, 70715), (6355, 14143)]