201661590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{517081}}^1$

素因数の和:517104

約数の個数: 32

約数和(自身を含む): 521218656

約数和(自身を除く): 319557066

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 517081, 1034162, 1551243, 2585405, 3102486, 5170810, 6722053, 7756215, 13444106, 15512430, 20166159, 33610265, 40332318, 67220530, 100830795, 201661590]

約数ペア:

[(1, 201661590), (2, 100830795), (3, 67220530), (5, 40332318), (6, 33610265), (10, 20166159), (13, 15512430), (15, 13444106), (26, 7756215), (30, 6722053), (39, 5170810), (65, 3102486), (78, 2585405), (130, 1551243), (195, 1034162), (390, 517081)]