31340925

素因数分解:

$3^5\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 73661952

約数和(自身を除く): 42321027

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 55, 63, 67, 75, 77, 81, 99, 105, 135, 165, 175, 189, 201, 225, 231, 243, 275, 297, 315, 335, 385, 405, 469, 495, 525, 567, 603, 675, 693, 737, 825, 891, 945, 1005, 1155, 1215, 1407, 1485, 1575, 1675, 1701, 1809, 1925, 2025, 2079, 2211, 2345, 2475, 2673, 2835, 3015, 3465, 3685, 4221, 4455, 4725, 5025, 5159, 5427, 5775, 6075, 6237, 6633, 7035, 7425, 8505, 9045, 10395, 11055, 11725, 12663, 13365, 14175, 15075, 15477, 16281, 17325, 18425, 18711, 19899, 21105, 22275, 25795, 27135, 31185, 33165, 35175, 37989, 42525, 45225, 46431, 51975, 55275, 59697, 63315, 66825, 77385, 81405, 93555, 99495, 105525, 113967, 128975, 135675, 139293, 155925, 165825, 179091, 189945, 232155, 298485, 316575, 386925, 407025, 417879, 467775, 497475, 569835, 696465, 895455, 949725, 1160775, 1253637, 1492425, 2089395, 2849175, 3482325, 4477275, 6268185, 10446975, 31340925]

約数ペア:

[(1, 31340925), (3, 10446975), (5, 6268185), (7, 4477275), (9, 3482325), (11, 2849175), (15, 2089395), (21, 1492425), (25, 1253637), (27, 1160775), (33, 949725), (35, 895455), (45, 696465), (55, 569835), (63, 497475), (67, 467775), (75, 417879), (77, 407025), (81, 386925), (99, 316575), (105, 298485), (135, 232155), (165, 189945), (175, 179091), (189, 165825), (201, 155925), (225, 139293), (231, 135675), (243, 128975), (275, 113967), (297, 105525), (315, 99495), (335, 93555), (385, 81405), (405, 77385), (469, 66825), (495, 63315), (525, 59697), (567, 55275), (603, 51975), (675, 46431), (693, 45225), (737, 42525), (825, 37989), (891, 35175), (945, 33165), (1005, 31185), (1155, 27135), (1215, 25795), (1407, 22275), (1485, 21105), (1575, 19899), (1675, 18711), (1701, 18425), (1809, 17325), (1925, 16281), (2025, 15477), (2079, 15075), (2211, 14175), (2345, 13365), (2475, 12663), (2673, 11725), (2835, 11055), (3015, 10395), (3465, 9045), (3685, 8505), (4221, 7425), (4455, 7035), (4725, 6633), (5025, 6237), (5159, 6075), (5427, 5775)]