209711481770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1723}}^1\times {\mathrm{13691}}^1$

素因数の和:15555

約数の個数: 64

約数和(自身を含む): 435087507456

約数和(自身を除く): 225376025686

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 635, 889, 1270, 1723, 1778, 3446, 4445, 8615, 8890, 12061, 13691, 17230, 24122, 27382, 60305, 68455, 95837, 120610, 136910, 191674, 218821, 437642, 479185, 958370, 1094105, 1531747, 1738757, 2188210, 3063494, 3477514, 7658735, 8693785, 12171299, 15317470, 17387570, 23589593, 24342598, 47179186, 60856495, 117947965, 121712990, 165127151, 235895930, 330254302, 825635755, 1651271510, 2995878311, 5991756622, 14979391555, 20971148177, 29958783110, 41942296354, 104855740885, 209711481770]

約数ペア:

[(1, 209711481770), (2, 104855740885), (5, 41942296354), (7, 29958783110), (10, 20971148177), (14, 14979391555), (35, 5991756622), (70, 2995878311), (127, 1651271510), (254, 825635755), (635, 330254302), (889, 235895930), (1270, 165127151), (1723, 121712990), (1778, 117947965), (3446, 60856495), (4445, 47179186), (8615, 24342598), (8890, 23589593), (12061, 17387570), (13691, 15317470), (17230, 12171299), (24122, 8693785), (27382, 7658735), (60305, 3477514), (68455, 3063494), (95837, 2188210), (120610, 1738757), (136910, 1531747), (191674, 1094105), (218821, 958370), (437642, 479185)]