2495998

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:603

約数の個数: 16

約数和(自身を含む): 3906000

約数和(自身を除く): 1410002

約数列:

[1, 2, 41, 61, 82, 122, 499, 998, 2501, 5002, 20459, 30439, 40918, 60878, 1247999, 2495998]

約数ペア:

[(1, 2495998), (2, 1247999), (41, 60878), (61, 40918), (82, 30439), (122, 20459), (499, 5002), (998, 2501)]