7217188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 14817600

約数和(自身を除く): 7600412

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 89, 97, 178, 194, 209, 356, 388, 418, 836, 979, 1067, 1691, 1843, 1958, 2134, 3382, 3686, 3916, 4268, 6764, 7372, 8633, 17266, 18601, 20273, 34532, 37202, 40546, 74404, 81092, 94963, 164027, 189926, 328054, 379852, 656108, 1804297, 3608594, 7217188]

約数ペア:

[(1, 7217188), (2, 3608594), (4, 1804297), (11, 656108), (19, 379852), (22, 328054), (38, 189926), (44, 164027), (76, 94963), (89, 81092), (97, 74404), (178, 40546), (194, 37202), (209, 34532), (356, 20273), (388, 18601), (418, 17266), (836, 8633), (979, 7372), (1067, 6764), (1691, 4268), (1843, 3916), (1958, 3686), (2134, 3382)]