7137711

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 12729600

約数和(自身を除く): 5591889

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 67, 89, 133, 171, 201, 267, 399, 469, 603, 623, 801, 1197, 1273, 1407, 1691, 1869, 3819, 4221, 5073, 5607, 5963, 8911, 11457, 11837, 15219, 17889, 26733, 35511, 41741, 53667, 80199, 106533, 113297, 125223, 339891, 375669, 793079, 1019673, 2379237, 7137711]

約数ペア:

[(1, 7137711), (3, 2379237), (7, 1019673), (9, 793079), (19, 375669), (21, 339891), (57, 125223), (63, 113297), (67, 106533), (89, 80199), (133, 53667), (171, 41741), (201, 35511), (267, 26733), (399, 17889), (469, 15219), (603, 11837), (623, 11457), (801, 8911), (1197, 5963), (1273, 5607), (1407, 5073), (1691, 4221), (1869, 3819)]