518225638

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1\times {\mathrm{941}}^1$

素因数の和:1372

約数の個数: 32

約数和(自身を含む): 898894080

約数和(自身を除く): 380668442

約数列:

[1, 2, 7, 14, 139, 278, 283, 566, 941, 973, 1882, 1946, 1981, 3962, 6587, 13174, 39337, 78674, 130799, 261598, 266303, 275359, 532606, 550718, 915593, 1831186, 1864121, 3728242, 37016117, 74032234, 259112819, 518225638]

約数ペア:

[(1, 518225638), (2, 259112819), (7, 74032234), (14, 37016117), (139, 3728242), (278, 1864121), (283, 1831186), (566, 915593), (941, 550718), (973, 532606), (1882, 275359), (1946, 266303), (1981, 261598), (3962, 130799), (6587, 78674), (13174, 39337)]