28134495

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21559}}^1$

素因数の和:21599

約数の個数: 24

約数和(自身を含む): 50450400

約数和(自身を除く): 22315905

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 21559, 64677, 107795, 194031, 323385, 625211, 970155, 1875633, 3126055, 5626899, 9378165, 28134495]

約数ペア:

[(1, 28134495), (3, 9378165), (5, 5626899), (9, 3126055), (15, 1875633), (29, 970155), (45, 625211), (87, 323385), (145, 194031), (261, 107795), (435, 64677), (1305, 21559)]