208048305

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 337582080

約数和(自身を除く): 129533775

約数列:

[1, 3, 5, 15, 131, 239, 393, 443, 655, 717, 1195, 1329, 1965, 2215, 3585, 6645, 31309, 58033, 93927, 105877, 156545, 174099, 290165, 317631, 469635, 529385, 870495, 1588155, 13869887, 41609661, 69349435, 208048305]

約数ペア:

[(1, 208048305), (3, 69349435), (5, 41609661), (15, 13869887), (131, 1588155), (239, 870495), (393, 529385), (443, 469635), (655, 317631), (717, 290165), (1195, 174099), (1329, 156545), (1965, 105877), (2215, 93927), (3585, 58033), (6645, 31309)]