209853319

素因数分解:

${\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{881}}^1$

素因数の和:1218

約数の個数: 16

約数和(自身を含む): 230265504

約数和(自身を除く): 20412185

約数列:

[1, 13, 73, 251, 881, 949, 3263, 11453, 18323, 64313, 221131, 238199, 836069, 2874703, 16142563, 209853319]

約数ペア:

[(1, 209853319), (13, 16142563), (73, 2874703), (251, 836069), (881, 238199), (949, 221131), (3263, 64313), (11453, 18323)]