28452915

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21803}}^1$

素因数の和:21843

約数の個数: 24

約数和(自身を含む): 51021360

約数和(自身を除く): 22568445

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 21803, 65409, 109015, 196227, 327045, 632287, 981135, 1896861, 3161435, 5690583, 9484305, 28452915]

約数ペア:

[(1, 28452915), (3, 9484305), (5, 5690583), (9, 3161435), (15, 1896861), (29, 981135), (45, 632287), (87, 327045), (145, 196227), (261, 109015), (435, 65409), (1305, 21803)]