28306523

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 7981477

約数列:

[1, 7, 19, 29, 41, 133, 179, 203, 287, 551, 779, 1189, 1253, 3401, 3857, 5191, 5453, 7339, 8323, 22591, 23807, 36337, 51373, 98629, 139441, 158137, 212831, 690403, 976087, 1489817, 4043789, 28306523]

約数ペア:

[(1, 28306523), (7, 4043789), (19, 1489817), (29, 976087), (41, 690403), (133, 212831), (179, 158137), (203, 139441), (287, 98629), (551, 51373), (779, 36337), (1189, 23807), (1253, 22591), (3401, 8323), (3857, 7339), (5191, 5453)]