72028449

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{1499}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 109980000

約数和(自身を除く): 37951551

約数列:

[1, 3, 9, 19, 57, 171, 281, 843, 1499, 2529, 4497, 5339, 13491, 16017, 28481, 48051, 85443, 256329, 421219, 1263657, 3790971, 8003161, 24009483, 72028449]

約数ペア:

[(1, 72028449), (3, 24009483), (9, 8003161), (19, 3790971), (57, 1263657), (171, 421219), (281, 256329), (843, 85443), (1499, 48051), (2529, 28481), (4497, 16017), (5339, 13491)]