427398242

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{643}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 673263360

約数和(自身を除く): 245865118

約数列:

[1, 2, 43, 59, 86, 118, 131, 262, 643, 1286, 2537, 5074, 5633, 7729, 11266, 15458, 27649, 37937, 55298, 75874, 84233, 168466, 332347, 664694, 1631291, 3262582, 3622019, 4969747, 7244038, 9939494, 213699121, 427398242]

約数ペア:

[(1, 427398242), (2, 213699121), (43, 9939494), (59, 7244038), (86, 4969747), (118, 3622019), (131, 3262582), (262, 1631291), (643, 664694), (1286, 332347), (2537, 168466), (5074, 84233), (5633, 75874), (7729, 55298), (11266, 37937), (15458, 27649)]