398232742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{53197}}^1$

素因数の和:53415

約数の個数: 16

約数和(自身を含む): 631992240

約数和(自身を除く): 233759498

約数列:

[1, 2, 19, 38, 197, 394, 3743, 7486, 53197, 106394, 1010743, 2021486, 10479809, 20959618, 199116371, 398232742]

約数ペア:

[(1, 398232742), (2, 199116371), (19, 20959618), (38, 10479809), (197, 2021486), (394, 1010743), (3743, 106394), (7486, 53197)]