28590012

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 85333248

約数和(自身を除く): 56743236

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 43, 44, 46, 66, 69, 73, 86, 92, 99, 129, 132, 138, 146, 172, 198, 207, 219, 253, 258, 276, 292, 387, 396, 414, 438, 473, 506, 516, 657, 759, 774, 803, 828, 876, 946, 989, 1012, 1314, 1419, 1518, 1548, 1606, 1679, 1892, 1978, 2277, 2409, 2628, 2838, 2967, 3036, 3139, 3212, 3358, 3956, 4257, 4554, 4818, 5037, 5676, 5934, 6278, 6716, 7227, 8514, 8901, 9108, 9417, 9636, 10074, 10879, 11868, 12556, 14454, 15111, 17028, 17802, 18469, 18834, 20148, 21758, 28251, 28908, 30222, 32637, 34529, 35604, 36938, 37668, 43516, 55407, 56502, 60444, 65274, 69058, 72197, 73876, 97911, 103587, 110814, 113004, 130548, 138116, 144394, 166221, 195822, 207174, 216591, 221628, 288788, 310761, 332442, 391644, 414348, 433182, 621522, 649773, 664884, 794167, 866364, 1243044, 1299546, 1588334, 2382501, 2599092, 3176668, 4765002, 7147503, 9530004, 14295006, 28590012]

約数ペア:

[(1, 28590012), (2, 14295006), (3, 9530004), (4, 7147503), (6, 4765002), (9, 3176668), (11, 2599092), (12, 2382501), (18, 1588334), (22, 1299546), (23, 1243044), (33, 866364), (36, 794167), (43, 664884), (44, 649773), (46, 621522), (66, 433182), (69, 414348), (73, 391644), (86, 332442), (92, 310761), (99, 288788), (129, 221628), (132, 216591), (138, 207174), (146, 195822), (172, 166221), (198, 144394), (207, 138116), (219, 130548), (253, 113004), (258, 110814), (276, 103587), (292, 97911), (387, 73876), (396, 72197), (414, 69058), (438, 65274), (473, 60444), (506, 56502), (516, 55407), (657, 43516), (759, 37668), (774, 36938), (803, 35604), (828, 34529), (876, 32637), (946, 30222), (989, 28908), (1012, 28251), (1314, 21758), (1419, 20148), (1518, 18834), (1548, 18469), (1606, 17802), (1679, 17028), (1892, 15111), (1978, 14454), (2277, 12556), (2409, 11868), (2628, 10879), (2838, 10074), (2967, 9636), (3036, 9417), (3139, 9108), (3212, 8901), (3358, 8514), (3956, 7227), (4257, 6716), (4554, 6278), (4818, 5934), (5037, 5676)]