2991835

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 4723200

約数和(自身を除く): 1731365

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 409, 665, 1045, 1463, 2045, 2863, 4499, 7315, 7771, 14315, 22495, 31493, 38855, 54397, 85481, 157465, 271985, 427405, 598367, 2991835]

約数ペア:

[(1, 2991835), (5, 598367), (7, 427405), (11, 271985), (19, 157465), (35, 85481), (55, 54397), (77, 38855), (95, 31493), (133, 22495), (209, 14315), (385, 7771), (409, 7315), (665, 4499), (1045, 2863), (1463, 2045)]