28359925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{367}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 38604672

約数和(自身を除く): 10244747

約数列:

[1, 5, 11, 25, 55, 275, 281, 367, 1405, 1835, 3091, 4037, 7025, 9175, 15455, 20185, 77275, 100925, 103127, 515635, 1134397, 2578175, 5671985, 28359925]

約数ペア:

[(1, 28359925), (5, 5671985), (11, 2578175), (25, 1134397), (55, 515635), (275, 103127), (281, 100925), (367, 77275), (1405, 20185), (1835, 15455), (3091, 9175), (4037, 7025)]