1281445866

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{230393}}^1$

素因数の和:230507

約数の個数: 32

約数和(自身を含む): 2875317120

約数和(自身を除く): 1593871254

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 309, 618, 927, 1854, 2781, 5562, 230393, 460786, 691179, 1382358, 2073537, 4147074, 6220611, 12441222, 23730479, 47460958, 71191437, 142382874, 213574311, 427148622, 640722933, 1281445866]

約数ペア:

[(1, 1281445866), (2, 640722933), (3, 427148622), (6, 213574311), (9, 142382874), (18, 71191437), (27, 47460958), (54, 23730479), (103, 12441222), (206, 6220611), (309, 4147074), (618, 2073537), (927, 1382358), (1854, 691179), (2781, 460786), (5562, 230393)]