2017809615

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{84551}}^1$

素因数の和:84639

約数の個数: 32

約数和(自身を含む): 3392902656

約数和(自身を除く): 1375093041

約数列:

[1, 3, 5, 15, 37, 43, 111, 129, 185, 215, 555, 645, 1591, 4773, 7955, 23865, 84551, 253653, 422755, 1268265, 3128387, 3635693, 9385161, 10907079, 15641935, 18178465, 46925805, 54535395, 134520641, 403561923, 672603205, 2017809615]

約数ペア:

[(1, 2017809615), (3, 672603205), (5, 403561923), (15, 134520641), (37, 54535395), (43, 46925805), (111, 18178465), (129, 15641935), (185, 10907079), (215, 9385161), (555, 3635693), (645, 3128387), (1591, 1268265), (4773, 422755), (7955, 253653), (23865, 84551)]