87648872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{1237}}^1$

素因数の和:1781

約数の個数: 32

約数和(自身を含む): 174483720

約数和(自身を除く): 86834848

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 521, 1042, 1237, 2084, 2474, 4168, 4948, 8857, 9896, 17714, 21029, 35428, 42058, 70856, 84116, 168232, 644477, 1288954, 2577908, 5155816, 10956109, 21912218, 43824436, 87648872]

約数ペア:

[(1, 87648872), (2, 43824436), (4, 21912218), (8, 10956109), (17, 5155816), (34, 2577908), (68, 1288954), (136, 644477), (521, 168232), (1042, 84116), (1237, 70856), (2084, 42058), (2474, 35428), (4168, 21029), (4948, 17714), (8857, 9896)]