27105981

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 43683840

約数和(自身を除く): 16577859

約数列:

[1, 3, 7, 21, 29, 47, 87, 141, 203, 329, 609, 947, 987, 1363, 2841, 4089, 6629, 9541, 19887, 27463, 28623, 44509, 82389, 133527, 192241, 311563, 576723, 934689, 1290761, 3872283, 9035327, 27105981]

約数ペア:

[(1, 27105981), (3, 9035327), (7, 3872283), (21, 1290761), (29, 934689), (47, 576723), (87, 311563), (141, 192241), (203, 133527), (329, 82389), (609, 44509), (947, 28623), (987, 27463), (1363, 19887), (2841, 9541), (4089, 6629)]