23802805

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1657}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 32768712

約数和(自身を除く): 8965907

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 845, 1105, 1657, 2873, 8285, 14365, 21541, 28169, 107705, 140845, 280033, 366197, 1400165, 1830985, 4760561, 23802805]

約数ペア:

[(1, 23802805), (5, 4760561), (13, 1830985), (17, 1400165), (65, 366197), (85, 280033), (169, 140845), (221, 107705), (845, 28169), (1105, 21541), (1657, 14365), (2873, 8285)]