26891690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{54881}}^1$

素因数の和:54902

約数の個数: 24

約数和(自身を含む): 56308932

約数和(自身を除く): 29417242

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 54881, 109762, 274405, 384167, 548810, 768334, 1920835, 2689169, 3841670, 5378338, 13445845, 26891690]

約数ペア:

[(1, 26891690), (2, 13445845), (5, 5378338), (7, 3841670), (10, 2689169), (14, 1920835), (35, 768334), (49, 548810), (70, 384167), (98, 274405), (245, 109762), (490, 54881)]