213436861

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{353}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 248592960

約数和(自身を除く): 35156099

約数列:

[1, 11, 19, 121, 209, 263, 353, 2299, 2893, 3883, 4997, 6707, 31823, 42713, 54967, 73777, 92839, 604637, 811547, 1021229, 1763941, 11233519, 19403351, 213436861]

約数ペア:

[(1, 213436861), (11, 19403351), (19, 11233519), (121, 1763941), (209, 1021229), (263, 811547), (353, 604637), (2299, 92839), (2893, 73777), (3883, 54967), (4997, 42713), (6707, 31823)]