13305985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 22394880

約数和(自身を除く): 9088895

約数列:

[1, 5, 7, 11, 17, 19, 35, 55, 77, 85, 95, 107, 119, 133, 187, 209, 323, 385, 535, 595, 665, 749, 935, 1045, 1177, 1309, 1463, 1615, 1819, 2033, 2261, 3553, 3745, 5885, 6545, 7315, 8239, 9095, 10165, 11305, 12733, 14231, 17765, 20009, 22363, 24871, 34561, 41195, 63665, 71155, 100045, 111815, 124355, 140063, 156541, 172805, 241927, 380171, 700315, 782705, 1209635, 1900855, 2661197, 13305985]

約数ペア:

[(1, 13305985), (5, 2661197), (7, 1900855), (11, 1209635), (17, 782705), (19, 700315), (35, 380171), (55, 241927), (77, 172805), (85, 156541), (95, 140063), (107, 124355), (119, 111815), (133, 100045), (187, 71155), (209, 63665), (323, 41195), (385, 34561), (535, 24871), (595, 22363), (665, 20009), (749, 17765), (935, 14231), (1045, 12733), (1177, 11305), (1309, 10165), (1463, 9095), (1615, 8239), (1819, 7315), (2033, 6545), (2261, 5885), (3553, 3745)]