221460968

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{253969}}^1$

素因数の和:254084

約数の個数: 16

約数和(自身を含む): 419050500

約数和(自身を除く): 197589532

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 253969, 507938, 1015876, 2031752, 27682621, 55365242, 110730484, 221460968]

約数ペア:

[(1, 221460968), (2, 110730484), (4, 55365242), (8, 27682621), (109, 2031752), (218, 1015876), (436, 507938), (872, 253969)]