2986278399

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{689831}}^1$

素因数の和:689887

約数の個数: 24

約数和(自身を含む): 4770878112

約数和(自身を除く): 1784599713

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 689831, 2069493, 6208479, 8967803, 25523747, 26903409, 76571241, 80710227, 229713723, 331808711, 995426133, 2986278399]

約数ペア:

[(1, 2986278399), (3, 995426133), (9, 331808711), (13, 229713723), (37, 80710227), (39, 76571241), (111, 26903409), (117, 25523747), (333, 8967803), (481, 6208479), (1443, 2069493), (4329, 689831)]