13388445

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2237}}^1$

素因数の和:2274

約数の個数: 48

約数和(自身を含む): 27930240

約数和(自身を除く): 14541795

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 2237, 5985, 6711, 11185, 15659, 20133, 33555, 42503, 46977, 78295, 100665, 127509, 140931, 212515, 234885, 297521, 382527, 637545, 704655, 892563, 1487605, 1912635, 2677689, 4462815, 13388445]

約数ペア:

[(1, 13388445), (3, 4462815), (5, 2677689), (7, 1912635), (9, 1487605), (15, 892563), (19, 704655), (21, 637545), (35, 382527), (45, 297521), (57, 234885), (63, 212515), (95, 140931), (105, 127509), (133, 100665), (171, 78295), (285, 46977), (315, 42503), (399, 33555), (665, 20133), (855, 15659), (1197, 11185), (1995, 6711), (2237, 5985)]