64415967

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{647}}^1$

素因数の和:1099

約数の個数: 32

約数和(自身を含む): 107495424

約数和(自身を除く): 43079457

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 431, 647, 1293, 1941, 3017, 4529, 4741, 7117, 9051, 13587, 14223, 21351, 33187, 49819, 99561, 149457, 278857, 836571, 1951999, 3067427, 5855997, 9202281, 21471989, 64415967]

約数ペア:

[(1, 64415967), (3, 21471989), (7, 9202281), (11, 5855997), (21, 3067427), (33, 1951999), (77, 836571), (231, 278857), (431, 149457), (647, 99561), (1293, 49819), (1941, 33187), (3017, 21351), (4529, 14223), (4741, 13587), (7117, 9051)]