280315888923

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{323699}}^1$

素因数の和:323896

約数の個数: 48

約数和(自身を含む): 448135459200

約数和(自身を除く): 167819570277

約数列:

[1, 3, 7, 21, 43, 49, 129, 137, 147, 301, 411, 903, 959, 2107, 2877, 5891, 6321, 6713, 17673, 20139, 41237, 123711, 288659, 323699, 865977, 971097, 2265893, 6797679, 13919057, 15861251, 41757171, 44346763, 47583753, 97433399, 133040289, 292300197, 310427341, 682033793, 931282023, 1906910809, 2046101379, 2172991387, 5720732427, 6518974161, 13348375663, 40045126989, 93438629641, 280315888923]

約数ペア:

[(1, 280315888923), (3, 93438629641), (7, 40045126989), (21, 13348375663), (43, 6518974161), (49, 5720732427), (129, 2172991387), (137, 2046101379), (147, 1906910809), (301, 931282023), (411, 682033793), (903, 310427341), (959, 292300197), (2107, 133040289), (2877, 97433399), (5891, 47583753), (6321, 44346763), (6713, 41757171), (17673, 15861251), (20139, 13919057), (41237, 6797679), (123711, 2265893), (288659, 971097), (323699, 865977)]