2158799995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{8779}}^1$

素因数の和:9075

約数の個数: 32

約数和(自身を含む): 3004024320

約数和(自身を除く): 845224325

約数列:

[1, 5, 11, 17, 55, 85, 187, 263, 935, 1315, 2893, 4471, 8779, 14465, 22355, 43895, 49181, 96569, 149243, 245905, 482845, 746215, 1641673, 2308877, 8208365, 11544385, 25397647, 39250909, 126988235, 196254545, 431759999, 2158799995]

約数ペア:

[(1, 2158799995), (5, 431759999), (11, 196254545), (17, 126988235), (55, 39250909), (85, 25397647), (187, 11544385), (263, 8208365), (935, 2308877), (1315, 1641673), (2893, 746215), (4471, 482845), (8779, 245905), (14465, 149243), (22355, 96569), (43895, 49181)]