256225193

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1\times {\mathrm{1097}}^1$

素因数の和:1712

約数の個数: 16

約数和(自身を含む): 298445184

約数和(自身を除く): 42219991

約数列:

[1, 7, 61, 427, 547, 1097, 3829, 7679, 33367, 66917, 233569, 468419, 600059, 4200413, 36603599, 256225193]

約数ペア:

[(1, 256225193), (7, 36603599), (61, 4200413), (427, 600059), (547, 468419), (1097, 233569), (3829, 66917), (7679, 33367)]