80021151

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 136913920

約数和(自身を除く): 56892769

約数列:

[1, 3, 7, 9, 21, 43, 63, 109, 129, 271, 301, 327, 387, 763, 813, 903, 981, 1897, 2289, 2439, 2709, 4687, 5691, 6867, 11653, 14061, 17073, 29539, 32809, 34959, 42183, 81571, 88617, 98427, 104877, 206773, 244713, 265851, 295281, 620319, 734139, 1270177, 1860957, 3810531, 8891239, 11431593, 26673717, 80021151]

約数ペア:

[(1, 80021151), (3, 26673717), (7, 11431593), (9, 8891239), (21, 3810531), (43, 1860957), (63, 1270177), (109, 734139), (129, 620319), (271, 295281), (301, 265851), (327, 244713), (387, 206773), (763, 104877), (813, 98427), (903, 88617), (981, 81571), (1897, 42183), (2289, 34959), (2439, 32809), (2709, 29539), (4687, 17073), (5691, 14061), (6867, 11653)]