28790388

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 86486400

約数和(自身を除く): 57696012

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 29, 33, 36, 44, 46, 58, 66, 69, 87, 92, 99, 109, 116, 132, 138, 174, 198, 207, 218, 253, 261, 276, 319, 327, 348, 396, 414, 436, 506, 522, 638, 654, 667, 759, 828, 957, 981, 1012, 1044, 1199, 1276, 1308, 1334, 1518, 1914, 1962, 2001, 2277, 2398, 2507, 2668, 2871, 3036, 3161, 3597, 3828, 3924, 4002, 4554, 4796, 5014, 5742, 6003, 6322, 7194, 7337, 7521, 8004, 9108, 9483, 10028, 10791, 11484, 12006, 12644, 14388, 14674, 15042, 18966, 21582, 22011, 22563, 24012, 27577, 28449, 29348, 30084, 34771, 37932, 43164, 44022, 45126, 55154, 56898, 66033, 69542, 72703, 82731, 88044, 90252, 104313, 110308, 113796, 132066, 139084, 145406, 165462, 208626, 218109, 248193, 264132, 290812, 312939, 330924, 417252, 436218, 496386, 625878, 654327, 799733, 872436, 992772, 1251756, 1308654, 1599466, 2399199, 2617308, 3198932, 4798398, 7197597, 9596796, 14395194, 28790388]

約数ペア:

[(1, 28790388), (2, 14395194), (3, 9596796), (4, 7197597), (6, 4798398), (9, 3198932), (11, 2617308), (12, 2399199), (18, 1599466), (22, 1308654), (23, 1251756), (29, 992772), (33, 872436), (36, 799733), (44, 654327), (46, 625878), (58, 496386), (66, 436218), (69, 417252), (87, 330924), (92, 312939), (99, 290812), (109, 264132), (116, 248193), (132, 218109), (138, 208626), (174, 165462), (198, 145406), (207, 139084), (218, 132066), (253, 113796), (261, 110308), (276, 104313), (319, 90252), (327, 88044), (348, 82731), (396, 72703), (414, 69542), (436, 66033), (506, 56898), (522, 55154), (638, 45126), (654, 44022), (667, 43164), (759, 37932), (828, 34771), (957, 30084), (981, 29348), (1012, 28449), (1044, 27577), (1199, 24012), (1276, 22563), (1308, 22011), (1334, 21582), (1518, 18966), (1914, 15042), (1962, 14674), (2001, 14388), (2277, 12644), (2398, 12006), (2507, 11484), (2668, 10791), (2871, 10028), (3036, 9483), (3161, 9108), (3597, 8004), (3828, 7521), (3924, 7337), (4002, 7194), (4554, 6322), (4796, 6003), (5014, 5742)]