157420990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{542831}}^1$

素因数の和:542867

約数の個数: 16

約数和(自身を含む): 293129280

約数和(自身を除く): 135708290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 542831, 1085662, 2714155, 5428310, 15742099, 31484198, 78710495, 157420990]

約数ペア:

[(1, 157420990), (2, 78710495), (5, 31484198), (10, 15742099), (29, 5428310), (58, 2714155), (145, 1085662), (290, 542831)]