491659434

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{389}}^1\times {\mathrm{1433}}^1$

素因数の和:1844

約数の個数: 72

約数和(自身を含む): 1243234980

約数和(自身を除く): 751575546

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 389, 441, 778, 882, 1167, 1433, 2334, 2723, 2866, 3501, 4299, 5446, 7002, 8169, 8598, 10031, 12897, 16338, 19061, 20062, 24507, 25794, 30093, 38122, 49014, 57183, 60186, 70217, 90279, 114366, 140434, 171549, 180558, 210651, 343098, 421302, 557437, 631953, 1114874, 1263906, 1672311, 3344622, 3902059, 5016933, 7804118, 10033866, 11706177, 23412354, 27314413, 35118531, 54628826, 70237062, 81943239, 163886478, 245829717, 491659434]

約数ペア:

[(1, 491659434), (2, 245829717), (3, 163886478), (6, 81943239), (7, 70237062), (9, 54628826), (14, 35118531), (18, 27314413), (21, 23412354), (42, 11706177), (49, 10033866), (63, 7804118), (98, 5016933), (126, 3902059), (147, 3344622), (294, 1672311), (389, 1263906), (441, 1114874), (778, 631953), (882, 557437), (1167, 421302), (1433, 343098), (2334, 210651), (2723, 180558), (2866, 171549), (3501, 140434), (4299, 114366), (5446, 90279), (7002, 70217), (8169, 60186), (8598, 57183), (10031, 49014), (12897, 38122), (16338, 30093), (19061, 25794), (20062, 24507)]