28537905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9103}}^1$

素因数の和:9141

約数の個数: 32

約数和(自身を含む): 52439040

約数和(自身を除く): 23901135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 9103, 27309, 45515, 100133, 136545, 172957, 300399, 500665, 518871, 864785, 1501995, 1902527, 2594355, 5707581, 9512635, 28537905]

約数ペア:

[(1, 28537905), (3, 9512635), (5, 5707581), (11, 2594355), (15, 1902527), (19, 1501995), (33, 864785), (55, 518871), (57, 500665), (95, 300399), (165, 172957), (209, 136545), (285, 100133), (627, 45515), (1045, 27309), (3135, 9103)]