66471795

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 129061296

約数和(自身を除く): 62589501

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 83, 111, 117, 185, 195, 249, 333, 415, 481, 555, 585, 747, 1079, 1245, 1369, 1443, 1665, 2405, 3071, 3237, 3735, 4107, 4329, 5395, 6845, 7215, 9213, 9711, 12321, 15355, 16185, 17797, 20535, 21645, 27639, 39923, 46065, 48555, 53391, 61605, 88985, 113627, 119769, 138195, 160173, 199615, 266955, 340881, 359307, 568135, 598845, 800865, 1022643, 1477151, 1704405, 1796535, 4431453, 5113215, 7385755, 13294359, 22157265, 66471795]

約数ペア:

[(1, 66471795), (3, 22157265), (5, 13294359), (9, 7385755), (13, 5113215), (15, 4431453), (37, 1796535), (39, 1704405), (45, 1477151), (65, 1022643), (83, 800865), (111, 598845), (117, 568135), (185, 359307), (195, 340881), (249, 266955), (333, 199615), (415, 160173), (481, 138195), (555, 119769), (585, 113627), (747, 88985), (1079, 61605), (1245, 53391), (1369, 48555), (1443, 46065), (1665, 39923), (2405, 27639), (3071, 21645), (3237, 20535), (3735, 17797), (4107, 16185), (4329, 15355), (5395, 12321), (6845, 9711), (7215, 9213)]