26816426

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:164

約数の個数: 64

約数和(自身を含む): 52684800

約数和(自身を除く): 25868374

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 97, 98, 182, 194, 217, 343, 403, 434, 637, 679, 686, 806, 1261, 1274, 1358, 1519, 2522, 2821, 3007, 3038, 4459, 4753, 5642, 6014, 8827, 8918, 9506, 10633, 17654, 19747, 21049, 21266, 33271, 39091, 39494, 42098, 61789, 66542, 78182, 123578, 138229, 147343, 273637, 276458, 294686, 432523, 547274, 865046, 1031401, 1915459, 2062802, 3830918, 13408213, 26816426]

約数ペア:

[(1, 26816426), (2, 13408213), (7, 3830918), (13, 2062802), (14, 1915459), (26, 1031401), (31, 865046), (49, 547274), (62, 432523), (91, 294686), (97, 276458), (98, 273637), (182, 147343), (194, 138229), (217, 123578), (343, 78182), (403, 66542), (434, 61789), (637, 42098), (679, 39494), (686, 39091), (806, 33271), (1261, 21266), (1274, 21049), (1358, 19747), (1519, 17654), (2522, 10633), (2821, 9506), (3007, 8918), (3038, 8827), (4459, 6014), (4753, 5642)]