290165953

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2777}}^1$

素因数の和:2877

約数の個数: 32

約数和(自身を含む): 384030720

約数和(自身を除く): 93864767

約数列:

[1, 7, 11, 23, 59, 77, 161, 253, 413, 649, 1357, 1771, 2777, 4543, 9499, 14927, 19439, 30547, 63871, 104489, 163843, 213829, 447097, 702581, 1146901, 1802273, 3768389, 4918067, 12615911, 26378723, 41452279, 290165953]

約数ペア:

[(1, 290165953), (7, 41452279), (11, 26378723), (23, 12615911), (59, 4918067), (77, 3768389), (161, 1802273), (253, 1146901), (413, 702581), (649, 447097), (1357, 213829), (1771, 163843), (2777, 104489), (4543, 63871), (9499, 30547), (14927, 19439)]