2171246

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 4243968

約数和(自身を除く): 2072722

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 613, 1226, 1771, 3542, 4291, 6743, 8582, 13486, 14099, 28198, 47201, 94402, 98693, 155089, 197386, 310178, 1085623, 2171246]

約数ペア:

[(1, 2171246), (2, 1085623), (7, 310178), (11, 197386), (14, 155089), (22, 98693), (23, 94402), (46, 47201), (77, 28198), (154, 14099), (161, 13486), (253, 8582), (322, 6743), (506, 4291), (613, 3542), (1226, 1771)]