216756554

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{673157}}^1$

素因数の和:673189

約数の個数: 16

約数和(自身を含む): 387739008

約数和(自身を除く): 170982454

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 673157, 1346314, 4712099, 9424198, 15482611, 30965222, 108378277, 216756554]

約数ペア:

[(1, 216756554), (2, 108378277), (7, 30965222), (14, 15482611), (23, 9424198), (46, 4712099), (161, 1346314), (322, 673157)]