218454907

素因数分解:

${\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{947}}^1$

素因数の和:1338

約数の個数: 16

約数和(自身を含む): 242900352

約数和(自身を除く): 24445445

約数列:

[1, 11, 67, 313, 737, 947, 3443, 10417, 20971, 63449, 230681, 296411, 697939, 3260521, 19859537, 218454907]

約数ペア:

[(1, 218454907), (11, 19859537), (67, 3260521), (313, 697939), (737, 296411), (947, 230681), (3443, 63449), (10417, 20971)]