325199721

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 567665280

約数和(自身を除く): 242465559

約数列:

[1, 3, 7, 11, 21, 33, 47, 49, 77, 121, 141, 147, 231, 329, 363, 389, 517, 539, 847, 987, 1167, 1551, 1617, 2303, 2541, 2723, 3619, 4279, 5687, 5929, 6909, 8169, 10857, 12837, 17061, 17787, 18283, 19061, 25333, 29953, 39809, 47069, 54849, 57183, 75999, 89859, 119427, 127981, 141207, 201113, 209671, 278663, 329483, 383943, 603339, 629013, 835989, 895867, 988449, 1407791, 2212243, 2306381, 2687601, 4223373, 6636729, 6919143, 9854537, 15485701, 29563611, 46457103, 108399907, 325199721]

約数ペア:

[(1, 325199721), (3, 108399907), (7, 46457103), (11, 29563611), (21, 15485701), (33, 9854537), (47, 6919143), (49, 6636729), (77, 4223373), (121, 2687601), (141, 2306381), (147, 2212243), (231, 1407791), (329, 988449), (363, 895867), (389, 835989), (517, 629013), (539, 603339), (847, 383943), (987, 329483), (1167, 278663), (1551, 209671), (1617, 201113), (2303, 141207), (2541, 127981), (2723, 119427), (3619, 89859), (4279, 75999), (5687, 57183), (5929, 54849), (6909, 47069), (8169, 39809), (10857, 29953), (12837, 25333), (17061, 19061), (17787, 18283)]