31998258

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 71660160

約数和(自身を除く): 39661902

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 109, 141, 218, 282, 327, 347, 423, 654, 694, 846, 981, 1041, 1962, 2082, 3123, 5123, 6246, 10246, 15369, 16309, 30738, 32618, 37823, 46107, 48927, 75646, 92214, 97854, 113469, 146781, 226938, 293562, 340407, 680814, 1777681, 3555362, 5333043, 10666086, 15999129, 31998258]

約数ペア:

[(1, 31998258), (2, 15999129), (3, 10666086), (6, 5333043), (9, 3555362), (18, 1777681), (47, 680814), (94, 340407), (109, 293562), (141, 226938), (218, 146781), (282, 113469), (327, 97854), (347, 92214), (423, 75646), (654, 48927), (694, 46107), (846, 37823), (981, 32618), (1041, 30738), (1962, 16309), (2082, 15369), (3123, 10246), (5123, 6246)]