78347907

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 128969568

約数和(自身を除く): 50621661

約数列:

[1, 3, 9, 11, 33, 37, 73, 99, 111, 219, 293, 333, 407, 657, 803, 879, 1221, 2409, 2637, 2701, 3223, 3663, 7227, 8103, 9669, 10841, 21389, 24309, 29007, 29711, 32523, 64167, 89133, 97569, 119251, 192501, 235279, 267399, 357753, 705837, 791393, 1073259, 2117511, 2374179, 7122537, 8705323, 26115969, 78347907]

約数ペア:

[(1, 78347907), (3, 26115969), (9, 8705323), (11, 7122537), (33, 2374179), (37, 2117511), (73, 1073259), (99, 791393), (111, 705837), (219, 357753), (293, 267399), (333, 235279), (407, 192501), (657, 119251), (803, 97569), (879, 89133), (1221, 64167), (2409, 32523), (2637, 29711), (2701, 29007), (3223, 24309), (3663, 21389), (7227, 10841), (8103, 9669)]