201612381

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 282839040

約数和(自身を除く): 81226659

約数列:

[1, 3, 59, 61, 71, 177, 183, 213, 263, 789, 3599, 4189, 4331, 10797, 12567, 12993, 15517, 16043, 18673, 46551, 48129, 56019, 255529, 766587, 946537, 1101707, 1139053, 2839611, 3305121, 3417159, 67204127, 201612381]

約数ペア:

[(1, 201612381), (3, 67204127), (59, 3417159), (61, 3305121), (71, 2839611), (177, 1139053), (183, 1101707), (213, 946537), (263, 766587), (789, 255529), (3599, 56019), (4189, 48129), (4331, 46551), (10797, 18673), (12567, 16043), (12993, 15517)]