81949428

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{6271}}^1$

素因数の和:6306

約数の個数: 72

約数和(自身を含む): 233569280

約数和(自身を除く): 151619852

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 121, 132, 198, 242, 297, 363, 396, 484, 594, 726, 1089, 1188, 1452, 2178, 3267, 4356, 6271, 6534, 12542, 13068, 18813, 25084, 37626, 56439, 68981, 75252, 112878, 137962, 169317, 206943, 225756, 275924, 338634, 413886, 620829, 677268, 758791, 827772, 1241658, 1517582, 1862487, 2276373, 2483316, 3035164, 3724974, 4552746, 6829119, 7449948, 9105492, 13658238, 20487357, 27316476, 40974714, 81949428]

約数ペア:

[(1, 81949428), (2, 40974714), (3, 27316476), (4, 20487357), (6, 13658238), (9, 9105492), (11, 7449948), (12, 6829119), (18, 4552746), (22, 3724974), (27, 3035164), (33, 2483316), (36, 2276373), (44, 1862487), (54, 1517582), (66, 1241658), (99, 827772), (108, 758791), (121, 677268), (132, 620829), (198, 413886), (242, 338634), (297, 275924), (363, 225756), (396, 206943), (484, 169317), (594, 137962), (726, 112878), (1089, 75252), (1188, 68981), (1452, 56439), (2178, 37626), (3267, 25084), (4356, 18813), (6271, 13068), (6534, 12542)]