72505912

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{210773}}^1$

素因数の和:210822

約数の個数: 16

約数和(自身を含む): 139110840

約数和(自身を除く): 66604928

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 210773, 421546, 843092, 1686184, 9063239, 18126478, 36252956, 72505912]

約数ペア:

[(1, 72505912), (2, 36252956), (4, 18126478), (8, 9063239), (43, 1686184), (86, 843092), (172, 421546), (344, 210773)]