28491525

素因数分解:

$3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{911}}^1$

素因数の和:1066

約数の個数: 36

約数和(自身を含む): 51455040

約数和(自身を除く): 22963515

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 139, 225, 417, 695, 911, 1251, 2085, 2733, 3475, 4555, 6255, 8199, 10425, 13665, 22775, 31275, 40995, 68325, 126629, 204975, 379887, 633145, 1139661, 1899435, 3165725, 5698305, 9497175, 28491525]

約数ペア:

[(1, 28491525), (3, 9497175), (5, 5698305), (9, 3165725), (15, 1899435), (25, 1139661), (45, 633145), (75, 379887), (139, 204975), (225, 126629), (417, 68325), (695, 40995), (911, 31275), (1251, 22775), (2085, 13665), (2733, 10425), (3475, 8199), (4555, 6255)]