1243676456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{433}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 2579834880

約数和(自身を除く): 1336158424

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 127, 254, 257, 433, 508, 514, 866, 1016, 1028, 1397, 1732, 2056, 2794, 2827, 3464, 4763, 5588, 5654, 9526, 11176, 11308, 19052, 22616, 32639, 38104, 54991, 65278, 109982, 111281, 130556, 219964, 222562, 261112, 359029, 439928, 445124, 604901, 718058, 890248, 1209802, 1224091, 1436116, 2419604, 2448182, 2872232, 4839208, 4896364, 9792728, 14132687, 28265374, 56530748, 113061496, 155459557, 310919114, 621838228, 1243676456]

約数ペア:

[(1, 1243676456), (2, 621838228), (4, 310919114), (8, 155459557), (11, 113061496), (22, 56530748), (44, 28265374), (88, 14132687), (127, 9792728), (254, 4896364), (257, 4839208), (433, 2872232), (508, 2448182), (514, 2419604), (866, 1436116), (1016, 1224091), (1028, 1209802), (1397, 890248), (1732, 718058), (2056, 604901), (2794, 445124), (2827, 439928), (3464, 359029), (4763, 261112), (5588, 222562), (5654, 219964), (9526, 130556), (11176, 111281), (11308, 109982), (19052, 65278), (22616, 54991), (32639, 38104)]