213088986

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{227}}^1\times {\mathrm{431}}^1$

素因数の和:688

約数の個数: 72

約数和(自身を含む): 510898752

約数和(自身を除く): 297809766

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 227, 242, 363, 431, 454, 681, 726, 862, 1089, 1293, 1362, 2043, 2178, 2497, 2586, 3879, 4086, 4741, 4994, 7491, 7758, 9482, 14223, 14982, 22473, 27467, 28446, 42669, 44946, 52151, 54934, 82401, 85338, 97837, 104302, 156453, 164802, 195674, 247203, 293511, 312906, 469359, 494406, 587022, 880533, 938718, 1076207, 1761066, 2152414, 3228621, 6457242, 9685863, 11838277, 19371726, 23676554, 35514831, 71029662, 106544493, 213088986]

約数ペア:

[(1, 213088986), (2, 106544493), (3, 71029662), (6, 35514831), (9, 23676554), (11, 19371726), (18, 11838277), (22, 9685863), (33, 6457242), (66, 3228621), (99, 2152414), (121, 1761066), (198, 1076207), (227, 938718), (242, 880533), (363, 587022), (431, 494406), (454, 469359), (681, 312906), (726, 293511), (862, 247203), (1089, 195674), (1293, 164802), (1362, 156453), (2043, 104302), (2178, 97837), (2497, 85338), (2586, 82401), (3879, 54934), (4086, 52151), (4741, 44946), (4994, 42669), (7491, 28446), (7758, 27467), (9482, 22473), (14223, 14982)]