78850863

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2239}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 143503360

約数和(自身を除く): 64652497

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 273, 301, 387, 559, 819, 903, 1677, 2239, 2709, 3913, 5031, 6717, 11739, 15673, 20151, 29107, 35217, 47019, 87321, 96277, 141057, 203749, 261963, 288831, 611247, 673939, 866493, 1251601, 1833741, 2021817, 3754803, 6065451, 8761207, 11264409, 26283621, 78850863]

約数ペア:

[(1, 78850863), (3, 26283621), (7, 11264409), (9, 8761207), (13, 6065451), (21, 3754803), (39, 2021817), (43, 1833741), (63, 1251601), (91, 866493), (117, 673939), (129, 611247), (273, 288831), (301, 261963), (387, 203749), (559, 141057), (819, 96277), (903, 87321), (1677, 47019), (2239, 35217), (2709, 29107), (3913, 20151), (5031, 15673), (6717, 11739)]