29809689

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 52476480

約数和(自身を除く): 22666791

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 247, 273, 399, 637, 741, 821, 931, 1729, 1911, 2463, 2793, 5187, 5747, 10673, 12103, 15599, 17241, 32019, 36309, 40229, 46797, 74711, 109193, 120687, 202787, 224133, 327579, 522977, 608361, 764351, 1419509, 1568931, 2293053, 4258527, 9936563, 29809689]

約数ペア:

[(1, 29809689), (3, 9936563), (7, 4258527), (13, 2293053), (19, 1568931), (21, 1419509), (39, 764351), (49, 608361), (57, 522977), (91, 327579), (133, 224133), (147, 202787), (247, 120687), (273, 109193), (399, 74711), (637, 46797), (741, 40229), (821, 36309), (931, 32019), (1729, 17241), (1911, 15599), (2463, 12103), (2793, 10673), (5187, 5747)]