1620131139

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{62701}}^1$

素因数の和:62753

約数の個数: 40

約数和(自身を含む): 2731299120

約数和(自身を除く): 1111167981

約数列:

[1, 3, 9, 11, 27, 29, 33, 81, 87, 99, 261, 297, 319, 783, 891, 957, 2349, 2871, 8613, 25839, 62701, 188103, 564309, 689711, 1692927, 1818329, 2069133, 5078781, 5454987, 6207399, 16364961, 18622197, 20001619, 49094883, 55866591, 60004857, 147284649, 180014571, 540043713, 1620131139]

約数ペア:

[(1, 1620131139), (3, 540043713), (9, 180014571), (11, 147284649), (27, 60004857), (29, 55866591), (33, 49094883), (81, 20001619), (87, 18622197), (99, 16364961), (261, 6207399), (297, 5454987), (319, 5078781), (783, 2069133), (891, 1818329), (957, 1692927), (2349, 689711), (2871, 564309), (8613, 188103), (25839, 62701)]