200947971

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71947}}^1$

素因数の和:71983

約数の個数: 24

約数和(自身を含む): 328082880

約数和(自身を除く): 127134909

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 71947, 215841, 503629, 1366993, 1510887, 3525403, 4100979, 9568951, 10576209, 28706853, 66982657, 200947971]

約数ペア:

[(1, 200947971), (3, 66982657), (7, 28706853), (19, 10576209), (21, 9568951), (49, 4100979), (57, 3525403), (133, 1510887), (147, 1366993), (399, 503629), (931, 215841), (2793, 71947)]