248971161

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 348340608

約数和(自身を除く): 99369447

約数列:

[1, 3, 43, 97, 101, 129, 197, 291, 303, 591, 4171, 4343, 8471, 9797, 12513, 13029, 19109, 19897, 25413, 29391, 57327, 59691, 421271, 821687, 855571, 1263813, 1930009, 2465061, 2566713, 5790027, 82990387, 248971161]

約数ペア:

[(1, 248971161), (3, 82990387), (43, 5790027), (97, 2566713), (101, 2465061), (129, 1930009), (197, 1263813), (291, 855571), (303, 821687), (591, 421271), (4171, 59691), (4343, 57327), (8471, 29391), (9797, 25413), (12513, 19897), (13029, 19109)]