201971007

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{168731}}^1$

素因数の和:168763

約数の個数: 24

約数和(自身を含む): 350962560

約数和(自身を除く): 148991553

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 168731, 506193, 1181117, 1518579, 3205889, 3543351, 9617667, 10630053, 22441223, 28853001, 67323669, 201971007]

約数ペア:

[(1, 201971007), (3, 67323669), (7, 28853001), (9, 22441223), (19, 10630053), (21, 9617667), (57, 3543351), (63, 3205889), (133, 1518579), (171, 1181117), (399, 506193), (1197, 168731)]