42961919

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 58254336

約数和(自身を除く): 15292417

約数列:

[1, 7, 11, 13, 77, 91, 143, 167, 257, 1001, 1169, 1799, 1837, 2171, 2827, 3341, 12859, 15197, 19789, 23387, 23881, 36751, 42919, 167167, 257257, 300433, 472109, 557947, 3304763, 3905629, 6137417, 42961919]

約数ペア:

[(1, 42961919), (7, 6137417), (11, 3905629), (13, 3304763), (77, 557947), (91, 472109), (143, 300433), (167, 257257), (257, 167167), (1001, 42919), (1169, 36751), (1799, 23881), (1837, 23387), (2171, 19789), (2827, 15197), (3341, 12859)]