81479846

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1053

約数の個数: 48

約数和(自身を含む): 152521056

約数和(自身を除く): 71041210

約数列:

[1, 2, 7, 14, 23, 37, 46, 49, 74, 98, 161, 259, 322, 518, 851, 977, 1127, 1702, 1813, 1954, 2254, 3626, 5957, 6839, 11914, 13678, 22471, 36149, 41699, 44942, 47873, 72298, 83398, 95746, 157297, 253043, 314594, 506086, 831427, 1101079, 1662854, 1771301, 2202158, 3542602, 5819989, 11639978, 40739923, 81479846]

約数ペア:

[(1, 81479846), (2, 40739923), (7, 11639978), (14, 5819989), (23, 3542602), (37, 2202158), (46, 1771301), (49, 1662854), (74, 1101079), (98, 831427), (161, 506086), (259, 314594), (322, 253043), (518, 157297), (851, 95746), (977, 83398), (1127, 72298), (1702, 47873), (1813, 44942), (1954, 41699), (2254, 36149), (3626, 22471), (5957, 13678), (6839, 11914)]