309749238

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{43787}}^1$

素因数の和:43929

約数の個数: 32

約数和(自身を含む): 693601920

約数和(自身を除く): 383852682

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 262, 393, 786, 1179, 2358, 3537, 7074, 43787, 87574, 131361, 262722, 394083, 788166, 1182249, 2364498, 5736097, 11472194, 17208291, 34416582, 51624873, 103249746, 154874619, 309749238]

約数ペア:

[(1, 309749238), (2, 154874619), (3, 103249746), (6, 51624873), (9, 34416582), (18, 17208291), (27, 11472194), (54, 5736097), (131, 2364498), (262, 1182249), (393, 788166), (786, 394083), (1179, 262722), (2358, 131361), (3537, 87574), (7074, 43787)]