213188019

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2503}}^1$

素因数の和:2635

約数の個数: 32

約数和(自身を含む): 324518400

約数和(自身を除く): 111330381

約数列:

[1, 3, 11, 29, 33, 87, 89, 267, 319, 957, 979, 2503, 2581, 2937, 7509, 7743, 27533, 28391, 72587, 82599, 85173, 217761, 222767, 668301, 798457, 2395371, 2450437, 6460243, 7351311, 19380729, 71062673, 213188019]

約数ペア:

[(1, 213188019), (3, 71062673), (11, 19380729), (29, 7351311), (33, 6460243), (87, 2450437), (89, 2395371), (267, 798457), (319, 668301), (957, 222767), (979, 217761), (2503, 85173), (2581, 82599), (2937, 72587), (7509, 28391), (7743, 27533)]