638754216

素因数分解:

$2^3\times 3^1\times {\mathrm{1117}}^1\times {\mathrm{23827}}^1$

素因数の和:24953

約数の個数: 32

約数和(自身を含む): 1598382240

約数和(自身を除く): 959628024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1117, 2234, 3351, 4468, 6702, 8936, 13404, 23827, 26808, 47654, 71481, 95308, 142962, 190616, 285924, 571848, 26614759, 53229518, 79844277, 106459036, 159688554, 212918072, 319377108, 638754216]

約数ペア:

[(1, 638754216), (2, 319377108), (3, 212918072), (4, 159688554), (6, 106459036), (8, 79844277), (12, 53229518), (24, 26614759), (1117, 571848), (2234, 285924), (3351, 190616), (4468, 142962), (6702, 95308), (8936, 71481), (13404, 47654), (23827, 26808)]