81599791

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2999}}^1$

素因数の和:3055

約数の個数: 24

約数和(自身を含む): 105408000

約数和(自身を除く): 23808209

約数列:

[1, 7, 13, 23, 91, 161, 169, 299, 1183, 2093, 2999, 3887, 20993, 27209, 38987, 68977, 272909, 482839, 506831, 896701, 3547817, 6276907, 11657113, 81599791]

約数ペア:

[(1, 81599791), (7, 11657113), (13, 6276907), (23, 3547817), (91, 896701), (161, 506831), (169, 482839), (299, 272909), (1183, 68977), (2093, 38987), (2999, 27209), (3887, 20993)]