870853235

素因数分解:

$5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{8443}}^1$

素因数の和:8883

約数の個数: 24

約数和(自身を含む): 1218671856

約数和(自身を除く): 347818621

約数列:

[1, 5, 7, 35, 49, 245, 421, 2105, 2947, 8443, 14735, 20629, 42215, 59101, 103145, 295505, 413707, 2068535, 3554503, 17772515, 24881521, 124407605, 174170647, 870853235]

約数ペア:

[(1, 870853235), (5, 174170647), (7, 124407605), (35, 24881521), (49, 17772515), (245, 3554503), (421, 2068535), (2105, 413707), (2947, 295505), (8443, 103145), (14735, 59101), (20629, 42215)]