201816454

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 351360576

約数和(自身を除く): 149544122

約数列:

[1, 2, 7, 14, 97, 194, 353, 421, 679, 706, 842, 1358, 2471, 2947, 4942, 5894, 34241, 40837, 68482, 81674, 148613, 239687, 285859, 297226, 479374, 571718, 1040291, 2080582, 14415461, 28830922, 100908227, 201816454]

約数ペア:

[(1, 201816454), (2, 100908227), (7, 28830922), (14, 14415461), (97, 2080582), (194, 1040291), (353, 571718), (421, 479374), (679, 297226), (706, 285859), (842, 239687), (1358, 148613), (2471, 81674), (2947, 68482), (4942, 40837), (5894, 34241)]