1311720872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:543

約数の個数: 128

約数和(自身を含む): 3170119680

約数和(自身を除く): 1858398808

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 154, 164, 167, 287, 308, 311, 328, 334, 451, 574, 616, 622, 668, 902, 1148, 1169, 1244, 1336, 1804, 1837, 2177, 2296, 2338, 2488, 3157, 3421, 3608, 3674, 4354, 4676, 6314, 6842, 6847, 7348, 8708, 9352, 12628, 12751, 12859, 13684, 13694, 14696, 17416, 23947, 25256, 25502, 25718, 27368, 27388, 47894, 47929, 51004, 51436, 51937, 54776, 75317, 89257, 95788, 95858, 102008, 102872, 103874, 140261, 150634, 178514, 191576, 191716, 207748, 280522, 301268, 357028, 363559, 383432, 415496, 527219, 561044, 571307, 602536, 714056, 727118, 981827, 1054438, 1122088, 1142614, 1454236, 1963654, 2108876, 2129417, 2285228, 2908472, 3927308, 3999149, 4217752, 4258834, 4570456, 7854616, 7998298, 8517668, 14905919, 15996596, 17035336, 23423587, 29811838, 31993192, 46847174, 59623676, 93694348, 119247352, 163965109, 187388696, 327930218, 655860436, 1311720872]

約数ペア:

[(1, 1311720872), (2, 655860436), (4, 327930218), (7, 187388696), (8, 163965109), (11, 119247352), (14, 93694348), (22, 59623676), (28, 46847174), (41, 31993192), (44, 29811838), (56, 23423587), (77, 17035336), (82, 15996596), (88, 14905919), (154, 8517668), (164, 7998298), (167, 7854616), (287, 4570456), (308, 4258834), (311, 4217752), (328, 3999149), (334, 3927308), (451, 2908472), (574, 2285228), (616, 2129417), (622, 2108876), (668, 1963654), (902, 1454236), (1148, 1142614), (1169, 1122088), (1244, 1054438), (1336, 981827), (1804, 727118), (1837, 714056), (2177, 602536), (2296, 571307), (2338, 561044), (2488, 527219), (3157, 415496), (3421, 383432), (3608, 363559), (3674, 357028), (4354, 301268), (4676, 280522), (6314, 207748), (6842, 191716), (6847, 191576), (7348, 178514), (8708, 150634), (9352, 140261), (12628, 103874), (12751, 102872), (12859, 102008), (13684, 95858), (13694, 95788), (14696, 89257), (17416, 75317), (23947, 54776), (25256, 51937), (25502, 51436), (25718, 51004), (27368, 47929), (27388, 47894)]