309679088

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{971}}^1$

素因数の和:1653

約数の個数: 40

約数和(自身を含む): 620960256

約数和(自身を除く): 311281168

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 643, 971, 1286, 1942, 2572, 3884, 5144, 7768, 10288, 15536, 19933, 30101, 39866, 60202, 79732, 120404, 159464, 240808, 318928, 481616, 624353, 1248706, 2497412, 4994824, 9989648, 19354943, 38709886, 77419772, 154839544, 309679088]

約数ペア:

[(1, 309679088), (2, 154839544), (4, 77419772), (8, 38709886), (16, 19354943), (31, 9989648), (62, 4994824), (124, 2497412), (248, 1248706), (496, 624353), (643, 481616), (971, 318928), (1286, 240808), (1942, 159464), (2572, 120404), (3884, 79732), (5144, 60202), (7768, 39866), (10288, 30101), (15536, 19933)]