71726985

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4391}}^1$

素因数の和:4427

約数の個数: 48

約数和(自身を含む): 140192640

約数和(自身を除く): 68465655

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 121, 135, 165, 297, 363, 495, 605, 1089, 1485, 1815, 3267, 4391, 5445, 13173, 16335, 21955, 39519, 48301, 65865, 118557, 144903, 197595, 241505, 434709, 531311, 592785, 724515, 1304127, 1593933, 2173545, 2656555, 4781799, 6520635, 7969665, 14345397, 23908995, 71726985]

約数ペア:

[(1, 71726985), (3, 23908995), (5, 14345397), (9, 7969665), (11, 6520635), (15, 4781799), (27, 2656555), (33, 2173545), (45, 1593933), (55, 1304127), (99, 724515), (121, 592785), (135, 531311), (165, 434709), (297, 241505), (363, 197595), (495, 144903), (605, 118557), (1089, 65865), (1485, 48301), (1815, 39519), (3267, 21955), (4391, 16335), (5445, 13173)]