261798929

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1301}}^1$

素因数の和:1433

約数の個数: 32

約数和(自身を含む): 337478400

約数和(自身を除く): 75679471

約数列:

[1, 7, 17, 19, 89, 119, 133, 323, 623, 1301, 1513, 1691, 2261, 9107, 10591, 11837, 22117, 24719, 28747, 115789, 154819, 173033, 201229, 420223, 810523, 1968413, 2199991, 2941561, 13778891, 15399937, 37399847, 261798929]

約数ペア:

[(1, 261798929), (7, 37399847), (17, 15399937), (19, 13778891), (89, 2941561), (119, 2199991), (133, 1968413), (323, 810523), (623, 420223), (1301, 201229), (1513, 173033), (1691, 154819), (2261, 115789), (9107, 28747), (10591, 24719), (11837, 22117)]