321323198

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{54517}}^1$

素因数の和:54947

約数の個数: 16

約数和(自身を含む): 552158304

約数和(自身を除く): 230835106

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 54517, 109034, 381619, 763238, 22951657, 45903314, 160661599, 321323198]

約数ペア:

[(1, 321323198), (2, 160661599), (7, 45903314), (14, 22951657), (421, 763238), (842, 381619), (2947, 109034), (5894, 54517)]