212499084

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{523}}^1\times {\mathrm{691}}^1$

素因数の和:1235

約数の個数: 72

約数和(自身を含む): 578722368

約数和(自身を除く): 366223284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 523, 588, 691, 1046, 1382, 1569, 2073, 2092, 2764, 3138, 3661, 4146, 4837, 6276, 7322, 8292, 9674, 10983, 14511, 14644, 19348, 21966, 25627, 29022, 33859, 43932, 51254, 58044, 67718, 76881, 101577, 102508, 135436, 153762, 203154, 307524, 361393, 406308, 722786, 1084179, 1445572, 2168358, 2529751, 4336716, 5059502, 7589253, 10119004, 15178506, 17708257, 30357012, 35416514, 53124771, 70833028, 106249542, 212499084]

約数ペア:

[(1, 212499084), (2, 106249542), (3, 70833028), (4, 53124771), (6, 35416514), (7, 30357012), (12, 17708257), (14, 15178506), (21, 10119004), (28, 7589253), (42, 5059502), (49, 4336716), (84, 2529751), (98, 2168358), (147, 1445572), (196, 1084179), (294, 722786), (523, 406308), (588, 361393), (691, 307524), (1046, 203154), (1382, 153762), (1569, 135436), (2073, 102508), (2092, 101577), (2764, 76881), (3138, 67718), (3661, 58044), (4146, 51254), (4837, 43932), (6276, 33859), (7322, 29022), (8292, 25627), (9674, 21966), (10983, 19348), (14511, 14644)]