29905555

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1518

約数の個数: 16

約数和(自身を含む): 37015488

約数和(自身を除く): 7109933

約数列:

[1, 5, 61, 71, 305, 355, 1381, 4331, 6905, 21655, 84241, 98051, 421205, 490255, 5981111, 29905555]

約数ペア:

[(1, 29905555), (5, 5981111), (61, 490255), (71, 421205), (305, 98051), (355, 84241), (1381, 21655), (4331, 6905)]