858164013

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{716929}}^1$

素因数の和:716961

約数の個数: 24

約数和(自身を含む): 1491214400

約数和(自身を除く): 633050387

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 716929, 2150787, 5018503, 6452361, 13621651, 15055509, 40864953, 45166527, 95351557, 122594859, 286054671, 858164013]

約数ペア:

[(1, 858164013), (3, 286054671), (7, 122594859), (9, 95351557), (19, 45166527), (21, 40864953), (57, 15055509), (63, 13621651), (133, 6452361), (171, 5018503), (399, 2150787), (1197, 716929)]