66939047

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 36

約数和(自身を含む): 86095080

約数和(自身を除く): 19156033

約数列:

[1, 7, 17, 29, 49, 119, 163, 203, 289, 493, 833, 1141, 1421, 2023, 2771, 3451, 4727, 7987, 8381, 14161, 19397, 24157, 33089, 47107, 58667, 80359, 135779, 231623, 329749, 410669, 562513, 1366103, 2308243, 3937591, 9562721, 66939047]

約数ペア:

[(1, 66939047), (7, 9562721), (17, 3937591), (29, 2308243), (49, 1366103), (119, 562513), (163, 410669), (203, 329749), (289, 231623), (493, 135779), (833, 80359), (1141, 58667), (1421, 47107), (2023, 33089), (2771, 24157), (3451, 19397), (4727, 14161), (7987, 8381)]