27757765

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 41860800

約数和(自身を除く): 14103035

約数列:

[1, 5, 7, 19, 35, 49, 67, 89, 95, 133, 245, 335, 445, 469, 623, 665, 931, 1273, 1691, 2345, 3115, 3283, 4361, 4655, 5963, 6365, 8455, 8911, 11837, 16415, 21805, 29815, 41741, 44555, 59185, 62377, 82859, 113297, 208705, 292187, 311885, 414295, 566485, 793079, 1460935, 3965395, 5551553, 27757765]

約数ペア:

[(1, 27757765), (5, 5551553), (7, 3965395), (19, 1460935), (35, 793079), (49, 566485), (67, 414295), (89, 311885), (95, 292187), (133, 208705), (245, 113297), (335, 82859), (445, 62377), (469, 59185), (623, 44555), (665, 41741), (931, 29815), (1273, 21805), (1691, 16415), (2345, 11837), (3115, 8911), (3283, 8455), (4361, 6365), (4655, 5963)]