490959976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1303}}^1\times {\mathrm{3623}}^1$

素因数の和:4945

約数の個数: 32

約数和(自身を含む): 992396160

約数和(自身を除く): 501436184

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1303, 2606, 3623, 5212, 7246, 10424, 14492, 16939, 28984, 33878, 47099, 67756, 94198, 135512, 188396, 376792, 4720769, 9441538, 18883076, 37766152, 61369997, 122739994, 245479988, 490959976]

約数ペア:

[(1, 490959976), (2, 245479988), (4, 122739994), (8, 61369997), (13, 37766152), (26, 18883076), (52, 9441538), (104, 4720769), (1303, 376792), (2606, 188396), (3623, 135512), (5212, 94198), (7246, 67756), (10424, 47099), (14492, 33878), (16939, 28984)]