121915019

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{941}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 131307264

約数和(自身を除く): 9392245

約数列:

[1, 23, 43, 131, 941, 989, 3013, 5633, 21643, 40463, 123271, 129559, 930649, 2835233, 5300653, 121915019]

約数ペア:

[(1, 121915019), (23, 5300653), (43, 2835233), (131, 930649), (941, 129559), (989, 123271), (3013, 40463), (5633, 21643)]