212399726

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{491}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 405675648

約数和(自身を除く): 193275922

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 106, 154, 371, 491, 583, 742, 982, 1166, 2809, 3437, 4081, 5401, 5618, 6874, 8162, 10802, 19663, 26023, 30899, 37807, 39326, 52046, 61798, 75614, 182161, 216293, 286253, 364322, 432586, 572506, 1379219, 2003771, 2758438, 4007542, 9654533, 15171409, 19309066, 30342818, 106199863, 212399726]

約数ペア:

[(1, 212399726), (2, 106199863), (7, 30342818), (11, 19309066), (14, 15171409), (22, 9654533), (53, 4007542), (77, 2758438), (106, 2003771), (154, 1379219), (371, 572506), (491, 432586), (583, 364322), (742, 286253), (982, 216293), (1166, 182161), (2809, 75614), (3437, 61798), (4081, 52046), (5401, 39326), (5618, 37807), (6874, 30899), (8162, 26023), (10802, 19663)]