66966666

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 149361408

約数和(自身を除く): 82394742

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 97, 106, 159, 167, 194, 291, 318, 334, 501, 582, 689, 1002, 1261, 1378, 2067, 2171, 2522, 3783, 4134, 4342, 5141, 6513, 7566, 8851, 10282, 13026, 15423, 16199, 17702, 26553, 30846, 32398, 48597, 53106, 66833, 97194, 115063, 133666, 200499, 210587, 230126, 345189, 400998, 421174, 631761, 690378, 858547, 1263522, 1717094, 2575641, 5151282, 11161111, 22322222, 33483333, 66966666]

約数ペア:

[(1, 66966666), (2, 33483333), (3, 22322222), (6, 11161111), (13, 5151282), (26, 2575641), (39, 1717094), (53, 1263522), (78, 858547), (97, 690378), (106, 631761), (159, 421174), (167, 400998), (194, 345189), (291, 230126), (318, 210587), (334, 200499), (501, 133666), (582, 115063), (689, 97194), (1002, 66833), (1261, 53106), (1378, 48597), (2067, 32398), (2171, 30846), (2522, 26553), (3783, 17702), (4134, 16199), (4342, 15423), (5141, 13026), (6513, 10282), (7566, 8851)]