551636774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 982497600

約数和(自身を除く): 430860826

約数列:

[1, 2, 13, 17, 26, 34, 37, 74, 89, 178, 221, 379, 442, 481, 629, 758, 962, 1157, 1258, 1513, 2314, 3026, 3293, 4927, 6443, 6586, 8177, 9854, 12886, 14023, 16354, 19669, 28046, 33731, 39338, 42809, 55981, 67462, 83759, 85618, 111962, 167518, 182299, 238391, 364598, 438503, 476782, 573427, 727753, 877006, 1146854, 1248047, 1455506, 2496094, 3099083, 6198166, 7454551, 14909102, 16224611, 21216799, 32449222, 42433598, 275818387, 551636774]

約数ペア:

[(1, 551636774), (2, 275818387), (13, 42433598), (17, 32449222), (26, 21216799), (34, 16224611), (37, 14909102), (74, 7454551), (89, 6198166), (178, 3099083), (221, 2496094), (379, 1455506), (442, 1248047), (481, 1146854), (629, 877006), (758, 727753), (962, 573427), (1157, 476782), (1258, 438503), (1513, 364598), (2314, 238391), (3026, 182299), (3293, 167518), (4927, 111962), (6443, 85618), (6586, 83759), (8177, 67462), (9854, 55981), (12886, 42809), (14023, 39338), (16354, 33731), (19669, 28046)]