28565754

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 69120000

約数和(自身を除く): 40554246

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 47, 58, 87, 94, 141, 174, 203, 282, 329, 406, 499, 609, 658, 987, 998, 1218, 1363, 1497, 1974, 2726, 2994, 3493, 4089, 6986, 8178, 9541, 10479, 14471, 19082, 20958, 23453, 28623, 28942, 43413, 46906, 57246, 70359, 86826, 101297, 140718, 164171, 202594, 303891, 328342, 492513, 607782, 680137, 985026, 1360274, 2040411, 4080822, 4760959, 9521918, 14282877, 28565754]

約数ペア:

[(1, 28565754), (2, 14282877), (3, 9521918), (6, 4760959), (7, 4080822), (14, 2040411), (21, 1360274), (29, 985026), (42, 680137), (47, 607782), (58, 492513), (87, 328342), (94, 303891), (141, 202594), (174, 164171), (203, 140718), (282, 101297), (329, 86826), (406, 70359), (499, 57246), (609, 46906), (658, 43413), (987, 28942), (998, 28623), (1218, 23453), (1363, 20958), (1497, 19082), (1974, 14471), (2726, 10479), (2994, 9541), (3493, 8178), (4089, 6986)]