16380585

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28001}}^1$

素因数の和:28025

約数の個数: 24

約数和(自身を含む): 30578184

約数和(自身を除く): 14197599

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 28001, 84003, 140005, 252009, 364013, 420015, 1092039, 1260045, 1820065, 3276117, 5460195, 16380585]

約数ペア:

[(1, 16380585), (3, 5460195), (5, 3276117), (9, 1820065), (13, 1260045), (15, 1092039), (39, 420015), (45, 364013), (65, 252009), (117, 140005), (195, 84003), (585, 28001)]