211966986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1693}}^1$

素因数の和:1987

約数の個数: 64

約数和(自身を含む): 530804736

約数和(自身を除く): 318837750

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 271, 462, 542, 813, 1626, 1693, 1897, 2981, 3386, 3794, 5079, 5691, 5962, 8943, 10158, 11382, 11851, 17886, 18623, 20867, 23702, 35553, 37246, 41734, 55869, 62601, 71106, 111738, 125202, 130361, 260722, 391083, 458803, 782166, 917606, 1376409, 2752818, 3211621, 5046833, 6423242, 9634863, 10093666, 15140499, 19269726, 30280998, 35327831, 70655662, 105983493, 211966986]

約数ペア:

[(1, 211966986), (2, 105983493), (3, 70655662), (6, 35327831), (7, 30280998), (11, 19269726), (14, 15140499), (21, 10093666), (22, 9634863), (33, 6423242), (42, 5046833), (66, 3211621), (77, 2752818), (154, 1376409), (231, 917606), (271, 782166), (462, 458803), (542, 391083), (813, 260722), (1626, 130361), (1693, 125202), (1897, 111738), (2981, 71106), (3386, 62601), (3794, 55869), (5079, 41734), (5691, 37246), (5962, 35553), (8943, 23702), (10158, 20867), (11382, 18623), (11851, 17886)]