1256556445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{399541}}^1$

素因数の和:399600

約数の個数: 16

約数和(自身を含む): 1639720368

約数和(自身を除く): 383163923

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 399541, 1997705, 6792197, 14783017, 33960985, 73915085, 251311289, 1256556445]

約数ペア:

[(1, 1256556445), (5, 251311289), (17, 73915085), (37, 33960985), (85, 14783017), (185, 6792197), (629, 1997705), (3145, 399541)]