203976539

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{991}}^1$

素因数の和:1298

約数の個数: 16

約数和(自身を含む): 223985664

約数和(自身を除く): 20009125

約数列:

[1, 13, 71, 223, 923, 991, 2899, 12883, 15833, 70361, 205829, 220993, 914693, 2872909, 15690503, 203976539]

約数ペア:

[(1, 203976539), (13, 15690503), (71, 2872909), (223, 914693), (923, 220993), (991, 205829), (2899, 70361), (12883, 15833)]