128585926

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:625

約数の個数: 48

約数和(自身を含む): 238457952

約数和(自身を除く): 109872026

約数列:

[1, 2, 7, 14, 17, 34, 61, 119, 122, 238, 289, 427, 521, 578, 854, 1037, 1042, 2023, 2074, 3647, 4046, 7259, 7294, 8857, 14518, 17629, 17714, 31781, 35258, 61999, 63562, 123403, 123998, 150569, 222467, 246806, 301138, 444934, 540277, 1053983, 1080554, 2107966, 3781939, 7563878, 9184709, 18369418, 64292963, 128585926]

約数ペア:

[(1, 128585926), (2, 64292963), (7, 18369418), (14, 9184709), (17, 7563878), (34, 3781939), (61, 2107966), (119, 1080554), (122, 1053983), (238, 540277), (289, 444934), (427, 301138), (521, 246806), (578, 222467), (854, 150569), (1037, 123998), (1042, 123403), (2023, 63562), (2074, 61999), (3647, 35258), (4046, 31781), (7259, 17714), (7294, 17629), (8857, 14518)]