28603911

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4217}}^1$

素因数の和:4263

約数の個数: 32

約数和(自身を含む): 48591360

約数和(自身を除く): 19987449

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 4217, 6783, 12651, 29519, 71689, 80123, 88557, 215067, 240369, 501823, 560861, 1362091, 1505469, 1682583, 4086273, 9534637, 28603911]

約数ペア:

[(1, 28603911), (3, 9534637), (7, 4086273), (17, 1682583), (19, 1505469), (21, 1362091), (51, 560861), (57, 501823), (119, 240369), (133, 215067), (323, 88557), (357, 80123), (399, 71689), (969, 29519), (2261, 12651), (4217, 6783)]