1330999628

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{28111}}^1$

素因数の和:28230

約数の個数: 48

約数和(自身を含む): 2833689600

約数和(自身を除く): 1502689972

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 89, 133, 178, 266, 356, 532, 623, 1246, 1691, 2492, 3382, 6764, 11837, 23674, 28111, 47348, 56222, 112444, 196777, 393554, 534109, 787108, 1068218, 2136436, 2501879, 3738763, 5003758, 7477526, 10007516, 14955052, 17513153, 35026306, 47535701, 70052612, 95071402, 190142804, 332749907, 665499814, 1330999628]

約数ペア:

[(1, 1330999628), (2, 665499814), (4, 332749907), (7, 190142804), (14, 95071402), (19, 70052612), (28, 47535701), (38, 35026306), (76, 17513153), (89, 14955052), (133, 10007516), (178, 7477526), (266, 5003758), (356, 3738763), (532, 2501879), (623, 2136436), (1246, 1068218), (1691, 787108), (2492, 534109), (3382, 393554), (6764, 196777), (11837, 112444), (23674, 56222), (28111, 47348)]