78221277

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{2017}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 117528320

約数和(自身を除く): 39307043

約数列:

[1, 3, 9, 31, 93, 139, 279, 417, 1251, 2017, 4309, 6051, 12927, 18153, 38781, 62527, 187581, 280363, 562743, 841089, 2523267, 8691253, 26073759, 78221277]

約数ペア:

[(1, 78221277), (3, 26073759), (9, 8691253), (31, 2523267), (93, 841089), (139, 562743), (279, 280363), (417, 187581), (1251, 62527), (2017, 38781), (4309, 18153), (6051, 12927)]