161252518

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1\times {\mathrm{487}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 281931264

約数和(自身を除く): 120678746

約数列:

[1, 2, 7, 14, 67, 134, 353, 469, 487, 706, 938, 974, 2471, 3409, 4942, 6818, 23651, 32629, 47302, 65258, 165557, 171911, 228403, 331114, 343822, 456806, 1203377, 2406754, 11518037, 23036074, 80626259, 161252518]

約数ペア:

[(1, 161252518), (2, 80626259), (7, 23036074), (14, 11518037), (67, 2406754), (134, 1203377), (353, 456806), (469, 343822), (487, 331114), (706, 228403), (938, 171911), (974, 165557), (2471, 65258), (3409, 47302), (4942, 32629), (6818, 23651)]