254297758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{2063}}^1$

素因数の和:2520

約数の個数: 32

約数和(自身を含む): 449390592

約数和(自身を除く): 195092834

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 431, 862, 2063, 4126, 4741, 5603, 9482, 11206, 22693, 26819, 45386, 53638, 61633, 123266, 295009, 590018, 889153, 1778306, 9780683, 11558989, 19561366, 23117978, 127148879, 254297758]

約数ペア:

[(1, 254297758), (2, 127148879), (11, 23117978), (13, 19561366), (22, 11558989), (26, 9780683), (143, 1778306), (286, 889153), (431, 590018), (862, 295009), (2063, 123266), (4126, 61633), (4741, 53638), (5603, 45386), (9482, 26819), (11206, 22693)]