257079441

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 371351808

約数和(自身を除く): 114272367

約数列:

[1, 3, 23, 37, 69, 101, 111, 303, 851, 997, 2323, 2553, 2991, 3737, 6969, 11211, 22931, 36889, 68793, 85951, 100697, 110667, 257853, 302091, 848447, 2316031, 2545341, 3725789, 6948093, 11177367, 85693147, 257079441]

約数ペア:

[(1, 257079441), (3, 85693147), (23, 11177367), (37, 6948093), (69, 3725789), (101, 2545341), (111, 2316031), (303, 848447), (851, 302091), (997, 257853), (2323, 110667), (2553, 100697), (2991, 85951), (3737, 68793), (6969, 36889), (11211, 22931)]