256481208

素因数分解:

$2^3\times 3^3\times {\mathrm{1187413}}^1$

素因数の和:1187428

約数の個数: 32

約数和(自身を含む): 712448400

約数和(自身を除く): 455967192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 1187413, 2374826, 3562239, 4749652, 7124478, 9499304, 10686717, 14248956, 21373434, 28497912, 32060151, 42746868, 64120302, 85493736, 128240604, 256481208]

約数ペア:

[(1, 256481208), (2, 128240604), (3, 85493736), (4, 64120302), (6, 42746868), (8, 32060151), (9, 28497912), (12, 21373434), (18, 14248956), (24, 10686717), (27, 9499304), (36, 7124478), (54, 4749652), (72, 3562239), (108, 2374826), (216, 1187413)]