25902585

素因数分解:

$3^5\times 5^1\times {\mathrm{21319}}^1$

素因数の和:21339

約数の個数: 24

約数和(自身を含む): 46562880

約数和(自身を除く): 20660295

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 21319, 63957, 106595, 191871, 319785, 575613, 959355, 1726839, 2878065, 5180517, 8634195, 25902585]

約数ペア:

[(1, 25902585), (3, 8634195), (5, 5180517), (9, 2878065), (15, 1726839), (27, 959355), (45, 575613), (81, 319785), (135, 191871), (243, 106595), (405, 63957), (1215, 21319)]