25773813

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 42282240

約数和(自身を除く): 16508427

約数列:

[1, 3, 9, 13, 39, 43, 47, 109, 117, 129, 141, 327, 387, 423, 559, 611, 981, 1417, 1677, 1833, 2021, 4251, 4687, 5031, 5123, 5499, 6063, 12753, 14061, 15369, 18189, 26273, 42183, 46107, 60931, 66599, 78819, 182793, 199797, 220289, 236457, 548379, 599391, 660867, 1982601, 2863757, 8591271, 25773813]

約数ペア:

[(1, 25773813), (3, 8591271), (9, 2863757), (13, 1982601), (39, 660867), (43, 599391), (47, 548379), (109, 236457), (117, 220289), (129, 199797), (141, 182793), (327, 78819), (387, 66599), (423, 60931), (559, 46107), (611, 42183), (981, 26273), (1417, 18189), (1677, 15369), (1833, 14061), (2021, 12753), (4251, 6063), (4687, 5499), (5031, 5123)]