181308465

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{309929}}^1$

素因数の和:309953

約数の個数: 24

約数和(自身を含む): 338443560

約数和(自身を除く): 157135095

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 309929, 929787, 1549645, 2789361, 4029077, 4648935, 12087231, 13946805, 20145385, 36261693, 60436155, 181308465]

約数ペア:

[(1, 181308465), (3, 60436155), (5, 36261693), (9, 20145385), (13, 13946805), (15, 12087231), (39, 4648935), (45, 4029077), (65, 2789361), (117, 1549645), (195, 929787), (585, 309929)]