67311285

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 110702592

約数和(自身を除く): 43391307

約数列:

[1, 3, 5, 15, 47, 141, 235, 307, 311, 705, 921, 933, 1535, 1555, 4605, 4665, 14429, 14617, 43287, 43851, 72145, 73085, 95477, 216435, 219255, 286431, 477385, 1432155, 4487419, 13462257, 22437095, 67311285]

約数ペア:

[(1, 67311285), (3, 22437095), (5, 13462257), (15, 4487419), (47, 1432155), (141, 477385), (235, 286431), (307, 219255), (311, 216435), (705, 95477), (921, 73085), (933, 72145), (1535, 43851), (1555, 43287), (4605, 14617), (4665, 14429)]