218399167

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{30983}}^1$

素因数の和:31062

約数の個数: 16

約数和(自身を含む): 267701760

約数和(自身を除く): 49302593

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 30983, 216881, 588677, 1642099, 4120739, 11494693, 31199881, 218399167]

約数ペア:

[(1, 218399167), (7, 31199881), (19, 11494693), (53, 4120739), (133, 1642099), (371, 588677), (1007, 216881), (7049, 30983)]