2561611215

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1\times {\mathrm{2137}}^1$

素因数の和:2811

約数の個数: 32

約数和(自身を含む): 4134720960

約数和(自身を除く): 1573109745

約数列:

[1, 3, 5, 15, 157, 471, 509, 785, 1527, 2137, 2355, 2545, 6411, 7635, 10685, 32055, 79913, 239739, 335509, 399565, 1006527, 1087733, 1198695, 1677545, 3263199, 5032635, 5438665, 16315995, 170774081, 512322243, 853870405, 2561611215]

約数ペア:

[(1, 2561611215), (3, 853870405), (5, 512322243), (15, 170774081), (157, 16315995), (471, 5438665), (509, 5032635), (785, 3263199), (1527, 1677545), (2137, 1198695), (2355, 1087733), (2545, 1006527), (6411, 399565), (7635, 335509), (10685, 239739), (32055, 79913)]