42878115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4440

約数の個数: 48

約数和(自身を含む): 87699456

約数和(自身を除く): 44821341

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 3255, 4391, 9765, 13173, 21955, 30737, 39519, 65865, 92211, 136121, 153685, 197595, 276633, 408363, 461055, 680605, 952847, 1225089, 1383165, 2041815, 2858541, 4764235, 6125445, 8575623, 14292705, 42878115]

約数ペア:

[(1, 42878115), (3, 14292705), (5, 8575623), (7, 6125445), (9, 4764235), (15, 2858541), (21, 2041815), (31, 1383165), (35, 1225089), (45, 952847), (63, 680605), (93, 461055), (105, 408363), (155, 276633), (217, 197595), (279, 153685), (315, 136121), (465, 92211), (651, 65865), (1085, 39519), (1395, 30737), (1953, 21955), (3255, 13173), (4391, 9765)]