30557619

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 18975501

約数列:

[1, 3, 9, 17, 29, 51, 71, 87, 97, 153, 213, 261, 291, 493, 639, 873, 1207, 1479, 1649, 2059, 2813, 3621, 4437, 4947, 6177, 6887, 8439, 10863, 14841, 18531, 20661, 25317, 35003, 47821, 61983, 105009, 117079, 143463, 199723, 315027, 351237, 430389, 599169, 1053711, 1797507, 3395291, 10185873, 30557619]

約数ペア:

[(1, 30557619), (3, 10185873), (9, 3395291), (17, 1797507), (29, 1053711), (51, 599169), (71, 430389), (87, 351237), (97, 315027), (153, 199723), (213, 143463), (261, 117079), (291, 105009), (493, 61983), (639, 47821), (873, 35003), (1207, 25317), (1479, 20661), (1649, 18531), (2059, 14841), (2813, 10863), (3621, 8439), (4437, 6887), (4947, 6177)]