855404529

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{6763}}^1$

素因数の和:7109

約数の個数: 32

約数和(自身を含む): 1376609280

約数和(自身を除く): 521204751

約数列:

[1, 3, 7, 19, 21, 57, 133, 317, 399, 951, 2219, 6023, 6657, 6763, 18069, 20289, 42161, 47341, 126483, 128497, 142023, 385491, 899479, 2143871, 2698437, 6431613, 15007097, 40733549, 45021291, 122200647, 285134843, 855404529]

約数ペア:

[(1, 855404529), (3, 285134843), (7, 122200647), (19, 45021291), (21, 40733549), (57, 15007097), (133, 6431613), (317, 2698437), (399, 2143871), (951, 899479), (2219, 385491), (6023, 142023), (6657, 128497), (6763, 126483), (18069, 47341), (20289, 42161)]