155248317

素因数分解:

$3^2\times 7^3\times {\mathrm{50291}}^1$

素因数の和:50318

約数の個数: 24

約数和(自身を含む): 261518400

約数和(自身を除く): 106270083

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 50291, 150873, 352037, 452619, 1056111, 2464259, 3168333, 7392777, 17249813, 22178331, 51749439, 155248317]

約数ペア:

[(1, 155248317), (3, 51749439), (7, 22178331), (9, 17249813), (21, 7392777), (49, 3168333), (63, 2464259), (147, 1056111), (343, 452619), (441, 352037), (1029, 150873), (3087, 50291)]