25982957

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 35368704

約数和(自身を除く): 9385747

約数列:

[1, 7, 11, 13, 77, 91, 101, 143, 257, 707, 1001, 1111, 1313, 1799, 2827, 3341, 7777, 9191, 14443, 19789, 23387, 25957, 36751, 101101, 181699, 257257, 285527, 337441, 1998689, 2362087, 3711851, 25982957]

約数ペア:

[(1, 25982957), (7, 3711851), (11, 2362087), (13, 1998689), (77, 337441), (91, 285527), (101, 257257), (143, 181699), (257, 101101), (707, 36751), (1001, 25957), (1111, 23387), (1313, 19789), (1799, 14443), (2827, 9191), (3341, 7777)]