28207675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2199

約数の個数: 24

約数和(自身を含む): 38247552

約数和(自身を除く): 10039877

約数列:

[1, 5, 17, 25, 31, 85, 155, 425, 527, 775, 2141, 2635, 10705, 13175, 36397, 53525, 66371, 181985, 331855, 909925, 1128307, 1659275, 5641535, 28207675]

約数ペア:

[(1, 28207675), (5, 5641535), (17, 1659275), (25, 1128307), (31, 909925), (85, 331855), (155, 181985), (425, 66371), (527, 53525), (775, 36397), (2141, 13175), (2635, 10705)]