72872205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1327}}^1$

素因数の和:1865

約数の個数: 32

約数和(自身を含む): 133607424

約数和(自身を除く): 60735219

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 523, 1327, 1569, 2615, 3661, 3981, 6635, 7845, 9289, 10983, 18305, 19905, 27867, 46445, 54915, 139335, 694021, 2082063, 3470105, 4858147, 10410315, 14574441, 24290735, 72872205]

約数ペア:

[(1, 72872205), (3, 24290735), (5, 14574441), (7, 10410315), (15, 4858147), (21, 3470105), (35, 2082063), (105, 694021), (523, 139335), (1327, 54915), (1569, 46445), (2615, 27867), (3661, 19905), (3981, 18305), (6635, 10983), (7845, 9289)]