989531676

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:789

約数の個数: 144

約数和(自身を含む): 2944614400

約数和(自身を除く): 1955082724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 127, 147, 196, 252, 254, 294, 343, 381, 441, 508, 588, 631, 686, 762, 882, 889, 1029, 1143, 1262, 1372, 1524, 1764, 1778, 1893, 2058, 2286, 2524, 2667, 3087, 3556, 3786, 4116, 4417, 4572, 5334, 5679, 6174, 6223, 7572, 8001, 8834, 10668, 11358, 12348, 12446, 13251, 16002, 17668, 18669, 22716, 24892, 26502, 30919, 32004, 37338, 39753, 43561, 53004, 56007, 61838, 74676, 79506, 80137, 87122, 92757, 112014, 123676, 130683, 159012, 160274, 174244, 185514, 216433, 224028, 240411, 261366, 278271, 320548, 371028, 392049, 432866, 480822, 522732, 556542, 560959, 649299, 721233, 784098, 865732, 961644, 1113084, 1121918, 1298598, 1442466, 1568196, 1682877, 1947897, 2243836, 2597196, 2884932, 3365754, 3895794, 3926713, 5048631, 6731508, 7791588, 7853426, 10097262, 11780139, 15706852, 20194524, 23560278, 27486991, 35340417, 47120556, 54973982, 70680834, 82460973, 109947964, 141361668, 164921946, 247382919, 329843892, 494765838, 989531676]

約数ペア:

[(1, 989531676), (2, 494765838), (3, 329843892), (4, 247382919), (6, 164921946), (7, 141361668), (9, 109947964), (12, 82460973), (14, 70680834), (18, 54973982), (21, 47120556), (28, 35340417), (36, 27486991), (42, 23560278), (49, 20194524), (63, 15706852), (84, 11780139), (98, 10097262), (126, 7853426), (127, 7791588), (147, 6731508), (196, 5048631), (252, 3926713), (254, 3895794), (294, 3365754), (343, 2884932), (381, 2597196), (441, 2243836), (508, 1947897), (588, 1682877), (631, 1568196), (686, 1442466), (762, 1298598), (882, 1121918), (889, 1113084), (1029, 961644), (1143, 865732), (1262, 784098), (1372, 721233), (1524, 649299), (1764, 560959), (1778, 556542), (1893, 522732), (2058, 480822), (2286, 432866), (2524, 392049), (2667, 371028), (3087, 320548), (3556, 278271), (3786, 261366), (4116, 240411), (4417, 224028), (4572, 216433), (5334, 185514), (5679, 174244), (6174, 160274), (6223, 159012), (7572, 130683), (8001, 123676), (8834, 112014), (10668, 92757), (11358, 87122), (12348, 80137), (12446, 79506), (13251, 74676), (16002, 61838), (17668, 56007), (18669, 53004), (22716, 43561), (24892, 39753), (26502, 37338), (30919, 32004)]