198187311

素因数分解:

$3^1\times 7^2\times {\mathrm{1097}}^1\times {\mathrm{1229}}^1$

素因数の和:2343

約数の個数: 24

約数和(自身を含む): 307923120

約数和(自身を除く): 109735809

約数列:

[1, 3, 7, 21, 49, 147, 1097, 1229, 3291, 3687, 7679, 8603, 23037, 25809, 53753, 60221, 161259, 180663, 1348213, 4044639, 9437491, 28312473, 66062437, 198187311]

約数ペア:

[(1, 198187311), (3, 66062437), (7, 28312473), (21, 9437491), (49, 4044639), (147, 1348213), (1097, 180663), (1229, 161259), (3291, 60221), (3687, 53753), (7679, 25809), (8603, 23037)]