28820199249

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{4001}}^1$

素因数の和:4301

約数の個数: 56

約数和(自身を含む): 44459226504

約数和(自身を除く): 15639027255

約数列:

[1, 3, 9, 27, 41, 81, 123, 241, 243, 369, 723, 729, 1107, 2169, 3321, 4001, 6507, 9881, 9963, 12003, 19521, 29643, 29889, 36009, 58563, 88929, 108027, 164041, 175689, 266787, 324081, 492123, 800361, 964241, 972243, 1476369, 2401083, 2892723, 2916729, 4429107, 7203249, 8678169, 13287321, 26034507, 39533881, 39861963, 78103521, 118601643, 119585889, 234310563, 355804929, 702931689, 1067414787, 3202244361, 9606733083, 28820199249]

約数ペア:

[(1, 28820199249), (3, 9606733083), (9, 3202244361), (27, 1067414787), (41, 702931689), (81, 355804929), (123, 234310563), (241, 119585889), (243, 118601643), (369, 78103521), (723, 39861963), (729, 39533881), (1107, 26034507), (2169, 13287321), (3321, 8678169), (4001, 7203249), (6507, 4429107), (9881, 2916729), (9963, 2892723), (12003, 2401083), (19521, 1476369), (29643, 972243), (29889, 964241), (36009, 800361), (58563, 492123), (88929, 324081), (108027, 266787), (164041, 175689)]