219849145

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{881}}^1\times {\mathrm{1721}}^1$

素因数の和:2636

約数の個数: 16

約数和(自身を含む): 273384720

約数和(自身を除く): 53535575

約数列:

[1, 5, 29, 145, 881, 1721, 4405, 8605, 25549, 49909, 127745, 249545, 1516201, 7581005, 43969829, 219849145]

約数ペア:

[(1, 219849145), (5, 43969829), (29, 7581005), (145, 1516201), (881, 249545), (1721, 127745), (4405, 49909), (8605, 25549)]