16021905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{757}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 27506304

約数和(自身を除く): 11484399

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 249, 255, 415, 757, 1245, 1411, 2271, 3785, 4233, 7055, 11355, 12869, 21165, 38607, 62831, 64345, 188493, 193035, 314155, 942465, 1068127, 3204381, 5340635, 16021905]

約数ペア:

[(1, 16021905), (3, 5340635), (5, 3204381), (15, 1068127), (17, 942465), (51, 314155), (83, 193035), (85, 188493), (249, 64345), (255, 62831), (415, 38607), (757, 21165), (1245, 12869), (1411, 11355), (2271, 7055), (3785, 4233)]