213801185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{19013}}^1$

素因数の和:19204

約数の個数: 16

約数和(自身を含む): 277908624

約数和(自身を除く): 64107439

約数列:

[1, 5, 13, 65, 173, 865, 2249, 11245, 19013, 95065, 247169, 1235845, 3289249, 16446245, 42760237, 213801185]

約数ペア:

[(1, 213801185), (5, 42760237), (13, 16446245), (65, 3289249), (173, 1235845), (865, 247169), (2249, 95065), (11245, 19013)]