1680702989

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{911}}^1\times {\mathrm{1637}}^1$

素因数の和:2585

約数の個数: 24

約数和(自身を含む): 2043595008

約数和(自身を除く): 362892019

約数列:

[1, 7, 23, 49, 161, 911, 1127, 1637, 6377, 11459, 20953, 37651, 44639, 80213, 146671, 263557, 1026697, 1491307, 1844899, 10439149, 34300061, 73074043, 240100427, 1680702989]

約数ペア:

[(1, 1680702989), (7, 240100427), (23, 73074043), (49, 34300061), (161, 10439149), (911, 1844899), (1127, 1491307), (1637, 1026697), (6377, 263557), (11459, 146671), (20953, 80213), (37651, 44639)]