28195734

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 68774400

約数和(自身を除く): 40578666

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 89, 114, 133, 178, 266, 267, 397, 399, 534, 623, 794, 798, 1191, 1246, 1691, 1869, 2382, 2779, 3382, 3738, 5073, 5558, 7543, 8337, 10146, 11837, 15086, 16674, 22629, 23674, 35333, 35511, 45258, 52801, 70666, 71022, 105602, 105999, 158403, 211998, 247331, 316806, 494662, 671327, 741993, 1342654, 1483986, 2013981, 4027962, 4699289, 9398578, 14097867, 28195734]

約数ペア:

[(1, 28195734), (2, 14097867), (3, 9398578), (6, 4699289), (7, 4027962), (14, 2013981), (19, 1483986), (21, 1342654), (38, 741993), (42, 671327), (57, 494662), (89, 316806), (114, 247331), (133, 211998), (178, 158403), (266, 105999), (267, 105602), (397, 71022), (399, 70666), (534, 52801), (623, 45258), (794, 35511), (798, 35333), (1191, 23674), (1246, 22629), (1691, 16674), (1869, 15086), (2382, 11837), (2779, 10146), (3382, 8337), (3738, 7543), (5073, 5558)]