15222471

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 23016960

約数和(自身を除く): 7794489

約数列:

[1, 3, 11, 33, 71, 73, 89, 213, 219, 267, 781, 803, 979, 2343, 2409, 2937, 5183, 6319, 6497, 15549, 18957, 19491, 57013, 69509, 71467, 171039, 208527, 214401, 461287, 1383861, 5074157, 15222471]

約数ペア:

[(1, 15222471), (3, 5074157), (11, 1383861), (33, 461287), (71, 214401), (73, 208527), (89, 171039), (213, 71467), (219, 69509), (267, 57013), (781, 19491), (803, 18957), (979, 15549), (2343, 6497), (2409, 6319), (2937, 5183)]