256082351

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 313528320

約数和(自身を除く): 57445969

約数列:

[1, 7, 31, 41, 107, 217, 269, 287, 749, 1271, 1883, 3317, 4387, 8339, 8897, 11029, 23219, 28783, 30709, 58373, 77203, 135997, 201481, 341899, 892273, 951979, 1180103, 2393293, 6245911, 8260721, 36583193, 256082351]

約数ペア:

[(1, 256082351), (7, 36583193), (31, 8260721), (41, 6245911), (107, 2393293), (217, 1180103), (269, 951979), (287, 892273), (749, 341899), (1271, 201481), (1883, 135997), (3317, 77203), (4387, 58373), (8339, 30709), (8897, 28783), (11029, 23219)]