28905195

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1049}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 21898005

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 167, 501, 835, 1049, 1837, 2505, 3147, 5245, 5511, 9185, 11539, 15735, 27555, 34617, 57695, 173085, 175183, 525549, 875915, 1927013, 2627745, 5781039, 9635065, 28905195]

約数ペア:

[(1, 28905195), (3, 9635065), (5, 5781039), (11, 2627745), (15, 1927013), (33, 875915), (55, 525549), (165, 175183), (167, 173085), (501, 57695), (835, 34617), (1049, 27555), (1837, 15735), (2505, 11539), (3147, 9185), (5245, 5511)]