2754813645

素因数分解:

$3^4\times 5^1\times {\mathrm{857}}^1\times {\mathrm{7937}}^1$

素因数の和:8811

約数の個数: 40

約数和(自身を含む): 4944643704

約数和(自身を除く): 2189830059

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 857, 2571, 4285, 7713, 7937, 12855, 23139, 23811, 38565, 39685, 69417, 71433, 115695, 119055, 214299, 347085, 357165, 642897, 1071495, 3214485, 6802009, 20406027, 34010045, 61218081, 102030135, 183654243, 306090405, 550962729, 918271215, 2754813645]

約数ペア:

[(1, 2754813645), (3, 918271215), (5, 550962729), (9, 306090405), (15, 183654243), (27, 102030135), (45, 61218081), (81, 34010045), (135, 20406027), (405, 6802009), (857, 3214485), (2571, 1071495), (4285, 642897), (7713, 357165), (7937, 347085), (12855, 214299), (23139, 119055), (23811, 115695), (38565, 71433), (39685, 69417)]