2077777863

素因数分解:

$3^2\times 7^1\times {\mathrm{3163}}^1\times {\mathrm{10427}}^1$

素因数の和:13603

約数の個数: 24

約数和(自身を含む): 3431395968

約数和(自身を除く): 1353618105

約数列:

[1, 3, 7, 9, 21, 63, 3163, 9489, 10427, 22141, 28467, 31281, 66423, 72989, 93843, 199269, 218967, 656901, 32980601, 98941803, 230864207, 296825409, 692592621, 2077777863]

約数ペア:

[(1, 2077777863), (3, 692592621), (7, 296825409), (9, 230864207), (21, 98941803), (63, 32980601), (3163, 656901), (9489, 218967), (10427, 199269), (22141, 93843), (28467, 72989), (31281, 66423)]