947205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 1956864

約数和(自身を除く): 1009659

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 97, 105, 155, 217, 279, 291, 315, 465, 485, 651, 679, 873, 1085, 1395, 1455, 1953, 2037, 3007, 3255, 3395, 4365, 6111, 9021, 9765, 10185, 15035, 21049, 27063, 30555, 45105, 63147, 105245, 135315, 189441, 315735, 947205]

約数ペア:

[(1, 947205), (3, 315735), (5, 189441), (7, 135315), (9, 105245), (15, 63147), (21, 45105), (31, 30555), (35, 27063), (45, 21049), (63, 15035), (93, 10185), (97, 9765), (105, 9021), (155, 6111), (217, 4365), (279, 3395), (291, 3255), (315, 3007), (465, 2037), (485, 1953), (651, 1455), (679, 1395), (873, 1085)]