218730872

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{1021}}^1$

素因数の和:1527

約数の個数: 32

約数和(自身を含む): 418202400

約数和(自身を除く): 199471528

約数列:

[1, 2, 4, 8, 61, 122, 244, 439, 488, 878, 1021, 1756, 2042, 3512, 4084, 8168, 26779, 53558, 62281, 107116, 124562, 214232, 249124, 448219, 498248, 896438, 1792876, 3585752, 27341359, 54682718, 109365436, 218730872]

約数ペア:

[(1, 218730872), (2, 109365436), (4, 54682718), (8, 27341359), (61, 3585752), (122, 1792876), (244, 896438), (439, 498248), (488, 448219), (878, 249124), (1021, 214232), (1756, 124562), (2042, 107116), (3512, 62281), (4084, 53558), (8168, 26779)]