6881290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1231}}^1$

素因数の和:1294

約数の個数: 32

約数和(自身を含む): 13660416

約数和(自身を除く): 6779126

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 1231, 2462, 2795, 5590, 6155, 12310, 16003, 32006, 52933, 80015, 105866, 160030, 264665, 529330, 688129, 1376258, 3440645, 6881290]

約数ペア:

[(1, 6881290), (2, 3440645), (5, 1376258), (10, 688129), (13, 529330), (26, 264665), (43, 160030), (65, 105866), (86, 80015), (130, 52933), (215, 32006), (430, 16003), (559, 12310), (1118, 6155), (1231, 5590), (2462, 2795)]