215599286

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{4817}}^1$

素因数の和:4988

約数の個数: 32

約数和(自身を含む): 388523520

約数和(自身を除く): 172924234

約数列:

[1, 2, 7, 14, 23, 46, 139, 161, 278, 322, 973, 1946, 3197, 4817, 6394, 9634, 22379, 33719, 44758, 67438, 110791, 221582, 669563, 775537, 1339126, 1551074, 4686941, 9373882, 15399949, 30799898, 107799643, 215599286]

約数ペア:

[(1, 215599286), (2, 107799643), (7, 30799898), (14, 15399949), (23, 9373882), (46, 4686941), (139, 1551074), (161, 1339126), (278, 775537), (322, 669563), (973, 221582), (1946, 110791), (3197, 67438), (4817, 44758), (6394, 33719), (9634, 22379)]