856553516

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1424

約数の個数: 108

約数和(自身を含む): 1988983080

約数和(自身を除く): 1132429564

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 98, 133, 169, 182, 196, 247, 266, 338, 364, 494, 532, 637, 676, 931, 988, 1183, 1274, 1361, 1729, 1862, 2366, 2548, 2722, 3211, 3458, 3724, 4732, 5444, 6422, 6916, 8281, 9527, 12103, 12844, 16562, 17693, 19054, 22477, 24206, 25859, 33124, 35386, 38108, 44954, 48412, 51718, 66689, 70772, 89908, 103436, 123851, 133378, 157339, 181013, 230009, 247702, 266756, 314678, 336167, 362026, 460018, 495404, 629356, 672334, 724052, 866957, 920036, 1267091, 1344668, 1610063, 1733914, 2353169, 2534182, 3220126, 3467828, 4370171, 4706338, 5068364, 6440252, 8740342, 9412676, 11270441, 16472183, 17480684, 22540882, 30591197, 32944366, 45081764, 61182394, 65888732, 122364788, 214138379, 428276758, 856553516]

約数ペア:

[(1, 856553516), (2, 428276758), (4, 214138379), (7, 122364788), (13, 65888732), (14, 61182394), (19, 45081764), (26, 32944366), (28, 30591197), (38, 22540882), (49, 17480684), (52, 16472183), (76, 11270441), (91, 9412676), (98, 8740342), (133, 6440252), (169, 5068364), (182, 4706338), (196, 4370171), (247, 3467828), (266, 3220126), (338, 2534182), (364, 2353169), (494, 1733914), (532, 1610063), (637, 1344668), (676, 1267091), (931, 920036), (988, 866957), (1183, 724052), (1274, 672334), (1361, 629356), (1729, 495404), (1862, 460018), (2366, 362026), (2548, 336167), (2722, 314678), (3211, 266756), (3458, 247702), (3724, 230009), (4732, 181013), (5444, 157339), (6422, 133378), (6916, 123851), (8281, 103436), (9527, 89908), (12103, 70772), (12844, 66689), (16562, 51718), (17693, 48412), (19054, 44954), (22477, 38108), (24206, 35386), (25859, 33124)]