28345575

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{2719}}^1$

素因数の和:2871

約数の個数: 24

約数和(自身を含む): 47219200

約数和(自身を除く): 18873625

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 2085, 2719, 3475, 8157, 10425, 13595, 40785, 67975, 203925, 377941, 1133823, 1889705, 5669115, 9448525, 28345575]

約数ペア:

[(1, 28345575), (3, 9448525), (5, 5669115), (15, 1889705), (25, 1133823), (75, 377941), (139, 203925), (417, 67975), (695, 40785), (2085, 13595), (2719, 10425), (3475, 8157)]