339989762

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{17509}}^1$

素因数の和:17610

約数の個数: 32

約数和(自身を含む): 621955200

約数和(自身を除く): 281965438

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 2774, 9709, 17509, 19418, 35018, 122563, 245126, 332671, 665342, 1278157, 2328697, 2556314, 4657394, 8947099, 17894198, 24284983, 48569966, 169994881, 339989762]

約数ペア:

[(1, 339989762), (2, 169994881), (7, 48569966), (14, 24284983), (19, 17894198), (38, 8947099), (73, 4657394), (133, 2556314), (146, 2328697), (266, 1278157), (511, 665342), (1022, 332671), (1387, 245126), (2774, 122563), (9709, 35018), (17509, 19418)]