242474785

素因数分解:

$5^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{3943}}^1$

素因数の和:4213

約数の個数: 24

約数和(自身を含む): 339909696

約数和(自身を除く): 97434911

約数列:

[1, 5, 7, 35, 49, 245, 251, 1255, 1757, 3943, 8785, 12299, 19715, 27601, 61495, 138005, 193207, 966035, 989693, 4948465, 6927851, 34639255, 48494957, 242474785]

約数ペア:

[(1, 242474785), (5, 48494957), (7, 34639255), (35, 6927851), (49, 4948465), (245, 989693), (251, 966035), (1255, 193207), (1757, 138005), (3943, 61495), (8785, 27601), (12299, 19715)]