1285192923

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{66739}}^1$

素因数の和:66887

約数の個数: 24

約数和(自身を含む): 2008607040

約数和(自身を除く): 723414117

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 6419, 19257, 66739, 200217, 467173, 1401519, 3270211, 8742809, 9810633, 26228427, 61199663, 183598989, 428397641, 1285192923]

約数ペア:

[(1, 1285192923), (3, 428397641), (7, 183598989), (21, 61199663), (49, 26228427), (131, 9810633), (147, 8742809), (393, 3270211), (917, 1401519), (2751, 467173), (6419, 200217), (19257, 66739)]