561481921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13681}}^1$

素因数の和:13753

約数の個数: 32

約数和(自身を含む): 772321536

約数和(自身を除く): 210839615

約数列:

[1, 7, 11, 13, 41, 77, 91, 143, 287, 451, 533, 1001, 3157, 3731, 5863, 13681, 41041, 95767, 150491, 177853, 560921, 1053437, 1244971, 1956383, 3926447, 6170131, 7291973, 13694681, 43190917, 51043811, 80211703, 561481921]

約数ペア:

[(1, 561481921), (7, 80211703), (11, 51043811), (13, 43190917), (41, 13694681), (77, 7291973), (91, 6170131), (143, 3926447), (287, 1956383), (451, 1244971), (533, 1053437), (1001, 560921), (3157, 177853), (3731, 150491), (5863, 95767), (13681, 41041)]