228715921

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{1499}}^1$

素因数の和:1884

約数の個数: 16

約数和(自身を含む): 266112000

約数和(自身を除く): 37396079

約数列:

[1, 7, 71, 307, 497, 1499, 2149, 10493, 21797, 106429, 152579, 460193, 745003, 3221351, 32673703, 228715921]

約数ペア:

[(1, 228715921), (7, 32673703), (71, 3221351), (307, 745003), (497, 460193), (1499, 152579), (2149, 106429), (10493, 21797)]