211231427

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{5683}}^1$

素因数の和:5834

約数の個数: 16

約数和(自身を含む): 240092160

約数和(自身を除く): 28860733

約数列:

[1, 11, 31, 109, 341, 1199, 3379, 5683, 37169, 62513, 176173, 619447, 1937903, 6813917, 19202857, 211231427]

約数ペア:

[(1, 211231427), (11, 19202857), (31, 6813917), (109, 1937903), (341, 619447), (1199, 176173), (3379, 62513), (5683, 37169)]