221423902

素因数分解:

$2^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{37747}}^1$

素因数の和:38175

約数の個数: 16

約数和(自身を含む): 380499840

約数和(自身を除く): 159075938

約数列:

[1, 2, 7, 14, 419, 838, 2933, 5866, 37747, 75494, 264229, 528458, 15815993, 31631986, 110711951, 221423902]

約数ペア:

[(1, 221423902), (2, 110711951), (7, 31631986), (14, 15815993), (419, 528458), (838, 264229), (2933, 75494), (5866, 37747)]