12651471

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:493

約数の個数: 40

約数和(自身を含む): 22058784

約数和(自身を除く): 9407313

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 421, 477, 567, 1113, 1263, 1431, 2947, 3339, 3789, 4293, 8841, 10017, 11367, 22313, 26523, 30051, 34101, 66939, 79569, 156191, 200817, 238707, 468573, 602451, 1405719, 1807353, 4217157, 12651471]

約数ペア:

[(1, 12651471), (3, 4217157), (7, 1807353), (9, 1405719), (21, 602451), (27, 468573), (53, 238707), (63, 200817), (81, 156191), (159, 79569), (189, 66939), (371, 34101), (421, 30051), (477, 26523), (567, 22313), (1113, 11367), (1263, 10017), (1431, 8841), (2947, 4293), (3339, 3789)]