80978079

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1553}}^1$

素因数の和:1767

約数の個数: 32

約数和(自身を含む): 133668864

約数和(自身を除く): 52690785

約数列:

[1, 3, 7, 13, 21, 39, 91, 191, 273, 573, 1337, 1553, 2483, 4011, 4659, 7449, 10871, 17381, 20189, 32613, 52143, 60567, 141323, 296623, 423969, 889869, 2076361, 3856099, 6229083, 11568297, 26992693, 80978079]

約数ペア:

[(1, 80978079), (3, 26992693), (7, 11568297), (13, 6229083), (21, 3856099), (39, 2076361), (91, 889869), (191, 423969), (273, 296623), (573, 141323), (1337, 60567), (1553, 52143), (2483, 32613), (4011, 20189), (4659, 17381), (7449, 10871)]