66968415

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 121204512

約数和(自身を除く): 54236097

約数列:

[1, 3, 5, 9, 15, 43, 45, 53, 129, 159, 215, 265, 387, 477, 645, 653, 795, 1935, 1959, 2279, 2385, 3265, 5877, 6837, 9795, 11395, 20511, 28079, 29385, 34185, 34609, 84237, 102555, 103827, 140395, 173045, 252711, 311481, 421185, 519135, 1263555, 1488187, 1557405, 4464561, 7440935, 13393683, 22322805, 66968415]

約数ペア:

[(1, 66968415), (3, 22322805), (5, 13393683), (9, 7440935), (15, 4464561), (43, 1557405), (45, 1488187), (53, 1263555), (129, 519135), (159, 421185), (215, 311481), (265, 252711), (387, 173045), (477, 140395), (645, 103827), (653, 102555), (795, 84237), (1935, 34609), (1959, 34185), (2279, 29385), (2385, 28079), (3265, 20511), (5877, 11395), (6837, 9795)]