217524711

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 311296000

約数和(自身を除く): 93771289

約数列:

[1, 3, 19, 57, 127, 151, 199, 381, 453, 597, 2413, 2869, 3781, 7239, 8607, 11343, 19177, 25273, 30049, 57531, 75819, 90147, 364363, 480187, 570931, 1093089, 1440561, 1712793, 3816223, 11448669, 72508237, 217524711]

約数ペア:

[(1, 217524711), (3, 72508237), (19, 11448669), (57, 3816223), (127, 1712793), (151, 1440561), (199, 1093089), (381, 570931), (453, 480187), (597, 364363), (2413, 90147), (2869, 75819), (3781, 57531), (7239, 30049), (8607, 25273), (11343, 19177)]