211380207841

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{26287801}}^1$

素因数の和:26287872

約数の個数: 16

約数和(自身を含む): 249839270208

約数和(自身を除く): 38459062367

約数列:

[1, 11, 17, 43, 187, 473, 731, 8041, 26287801, 289165811, 446892617, 1130375443, 4915818787, 12434129873, 19216382531, 211380207841]

約数ペア:

[(1, 211380207841), (11, 19216382531), (17, 12434129873), (43, 4915818787), (187, 1130375443), (473, 446892617), (731, 289165811), (8041, 26287801)]