2113164045

素因数分解:

$3^4\times 5^1\times {\mathrm{5217689}}^1$

素因数の和:5217706

約数の個数: 20

約数和(自身を含む): 3788042940

約数和(自身を除く): 1674878895

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5217689, 15653067, 26088445, 46959201, 78265335, 140877603, 234796005, 422632809, 704388015, 2113164045]

約数ペア:

[(1, 2113164045), (3, 704388015), (5, 422632809), (9, 234796005), (15, 140877603), (27, 78265335), (45, 46959201), (81, 26088445), (135, 15653067), (405, 5217689)]