81873883

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{29023}}^1$

素因数の和:29074

約数の個数: 16

約数和(自身を含む): 104022016

約数和(自身を除く): 22148133

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 29023, 203161, 377299, 899713, 2641093, 6297991, 11696269, 81873883]

約数ペア:

[(1, 81873883), (7, 11696269), (13, 6297991), (31, 2641093), (91, 899713), (217, 377299), (403, 203161), (2821, 29023)]