15197931

素因数分解:

$3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{761}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 25200864

約数和(自身を除く): 10002933

約数列:

[1, 3, 7, 9, 21, 63, 317, 761, 951, 2219, 2283, 2853, 5327, 6657, 6849, 15981, 19971, 47943, 241237, 723711, 1688659, 2171133, 5065977, 15197931]

約数ペア:

[(1, 15197931), (3, 5065977), (7, 2171133), (9, 1688659), (21, 723711), (63, 241237), (317, 47943), (761, 19971), (951, 15981), (2219, 6849), (2283, 6657), (2853, 5327)]