211899857

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1\times {\mathrm{641}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 232968960

約数和(自身を除く): 21069103

約数列:

[1, 13, 59, 431, 641, 767, 5603, 8333, 25429, 37819, 276271, 330577, 491647, 3591523, 16299989, 211899857]

約数ペア:

[(1, 211899857), (13, 16299989), (59, 3591523), (431, 491647), (641, 330577), (767, 276271), (5603, 37819), (8333, 25429)]