30918393

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18371}}^1$

素因数の和:18405

約数の個数: 24

約数和(自身を含む): 51588576

約数和(自身を除く): 20670183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 18371, 55113, 165339, 202081, 312307, 606243, 936921, 1818729, 2810763, 3435377, 10306131, 30918393]

約数ペア:

[(1, 30918393), (3, 10306131), (9, 3435377), (11, 2810763), (17, 1818729), (33, 936921), (51, 606243), (99, 312307), (153, 202081), (187, 165339), (561, 55113), (1683, 18371)]