438885993

素因数分解:

$3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:196

約数の個数: 80

約数和(自身を含む): 759183040

約数和(自身を除く): 320297047

約数列:

[1, 3, 7, 13, 21, 39, 43, 49, 91, 109, 129, 147, 273, 301, 327, 343, 559, 637, 763, 903, 1029, 1417, 1677, 1911, 2107, 2289, 2401, 3913, 4251, 4459, 4687, 5341, 6321, 7203, 9919, 11739, 13377, 14061, 14749, 16023, 27391, 29757, 31213, 32809, 37387, 44247, 60931, 69433, 82173, 93639, 98427, 103243, 112161, 182793, 191737, 208299, 229663, 261709, 309729, 426517, 486031, 575211, 688989, 785127, 1279551, 1342159, 1458093, 1607641, 2985619, 3402217, 4026477, 4822923, 8956857, 10206651, 11253487, 20899333, 33760461, 62697999, 146295331, 438885993]

約数ペア:

[(1, 438885993), (3, 146295331), (7, 62697999), (13, 33760461), (21, 20899333), (39, 11253487), (43, 10206651), (49, 8956857), (91, 4822923), (109, 4026477), (129, 3402217), (147, 2985619), (273, 1607641), (301, 1458093), (327, 1342159), (343, 1279551), (559, 785127), (637, 688989), (763, 575211), (903, 486031), (1029, 426517), (1417, 309729), (1677, 261709), (1911, 229663), (2107, 208299), (2289, 191737), (2401, 182793), (3913, 112161), (4251, 103243), (4459, 98427), (4687, 93639), (5341, 82173), (6321, 69433), (7203, 60931), (9919, 44247), (11739, 37387), (13377, 32809), (14061, 31213), (14749, 29757), (16023, 27391)]