1640185827

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1069919}}^1$

素因数の和:1070002

約数の個数: 16

約数和(自身を含む): 2533570560

約数和(自身を除く): 893384733

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 1069919, 3209757, 7489433, 22468299, 78104087, 234312261, 546728609, 1640185827]

約数ペア:

[(1, 1640185827), (3, 546728609), (7, 234312261), (21, 78104087), (73, 22468299), (219, 7489433), (511, 3209757), (1533, 1069919)]