40820283

素因数分解:

$3^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{613}}^1$

素因数の和:784

約数の個数: 36

約数和(自身を含む): 69156048

約数和(自身を除く): 28335765

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 151, 441, 453, 613, 1057, 1359, 1839, 3171, 4291, 5517, 7399, 9513, 12873, 22197, 30037, 38619, 66591, 90111, 92563, 270333, 277689, 647941, 833067, 1943823, 4535587, 5831469, 13606761, 40820283]

約数ペア:

[(1, 40820283), (3, 13606761), (7, 5831469), (9, 4535587), (21, 1943823), (49, 833067), (63, 647941), (147, 277689), (151, 270333), (441, 92563), (453, 90111), (613, 66591), (1057, 38619), (1359, 30037), (1839, 22197), (3171, 12873), (4291, 9513), (5517, 7399)]