211678467

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70489}}^1$

素因数の和:70523

約数の個数: 32

約数和(自身を含む): 378954240

約数和(自身を除く): 167275773

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 70489, 211467, 493423, 775379, 916357, 1480269, 2326137, 2749071, 5427653, 6414499, 10079927, 16282959, 19243497, 30239781, 70559489, 211678467]

約数ペア:

[(1, 211678467), (3, 70559489), (7, 30239781), (11, 19243497), (13, 16282959), (21, 10079927), (33, 6414499), (39, 5427653), (77, 2749071), (91, 2326137), (143, 1480269), (231, 916357), (273, 775379), (429, 493423), (1001, 211467), (3003, 70489)]