920493

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 1601600

約数和(自身を除く): 681107

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 769, 1197, 2307, 5383, 6921, 14611, 16149, 43833, 48447, 102277, 131499, 306831, 920493]

約数ペア:

[(1, 920493), (3, 306831), (7, 131499), (9, 102277), (19, 48447), (21, 43833), (57, 16149), (63, 14611), (133, 6921), (171, 5383), (399, 2307), (769, 1197)]