28773789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 43182720

約数和(自身を除く): 14408931

約数列:

[1, 3, 11, 33, 89, 97, 101, 267, 291, 303, 979, 1067, 1111, 2937, 3201, 3333, 8633, 8989, 9797, 25899, 26967, 29391, 94963, 98879, 107767, 284889, 296637, 323301, 871933, 2615799, 9591263, 28773789]

約数ペア:

[(1, 28773789), (3, 9591263), (11, 2615799), (33, 871933), (89, 323301), (97, 296637), (101, 284889), (267, 107767), (291, 98879), (303, 94963), (979, 29391), (1067, 26967), (1111, 25899), (2937, 9797), (3201, 8989), (3333, 8633)]