221519166

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{25621}}^1$

素因数の和:25768

約数の個数: 32

約数和(自身を含む): 487022976

約数和(自身を除く): 265503810

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 131, 262, 393, 786, 1441, 2882, 4323, 8646, 25621, 51242, 76863, 153726, 281831, 563662, 845493, 1690986, 3356351, 6712702, 10069053, 20138106, 36919861, 73839722, 110759583, 221519166]

約数ペア:

[(1, 221519166), (2, 110759583), (3, 73839722), (6, 36919861), (11, 20138106), (22, 10069053), (33, 6712702), (66, 3356351), (131, 1690986), (262, 845493), (393, 563662), (786, 281831), (1441, 153726), (2882, 76863), (4323, 51242), (8646, 25621)]