42025921

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{191}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 52337664

約数和(自身を除く): 10311743

約数列:

[1, 7, 17, 43, 119, 191, 301, 731, 1337, 1849, 3247, 5117, 8213, 12943, 22729, 31433, 57491, 139621, 220031, 353159, 977347, 2472113, 6003703, 42025921]

約数ペア:

[(1, 42025921), (7, 6003703), (17, 2472113), (43, 977347), (119, 353159), (191, 220031), (301, 139621), (731, 57491), (1337, 31433), (1849, 22729), (3247, 12943), (5117, 8213)]