28447515

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7103}}^1$

素因数の和:7203

約数の個数: 24

約数和(自身を含む): 49870080

約数和(自身を除く): 21422565

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 7103, 21309, 35515, 63927, 106545, 319635, 632167, 1896501, 3160835, 5689503, 9482505, 28447515]

約数ペア:

[(1, 28447515), (3, 9482505), (5, 5689503), (9, 3160835), (15, 1896501), (45, 632167), (89, 319635), (267, 106545), (445, 63927), (801, 35515), (1335, 21309), (4005, 7103)]