312789719

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1583}}^1$

素因数の和:1699

約数の個数: 24

約数和(自身を含む): 364041216

約数和(自身を除く): 51251497

約数列:

[1, 11, 23, 71, 121, 253, 781, 1583, 1633, 2783, 8591, 17413, 17963, 36409, 112393, 191543, 197593, 400499, 1236323, 2585039, 4405489, 13599553, 28435429, 312789719]

約数ペア:

[(1, 312789719), (11, 28435429), (23, 13599553), (71, 4405489), (121, 2585039), (253, 1236323), (781, 400499), (1583, 197593), (1633, 191543), (2783, 112393), (8591, 36409), (17413, 17963)]