78546645

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20063}}^1$

素因数の和:20106

約数の個数: 32

約数和(自身を含む): 144460800

約数和(自身を除く): 65914155

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 20063, 60189, 100315, 180567, 300945, 541701, 581827, 902835, 1745481, 2708505, 2909135, 5236443, 8727405, 15709329, 26182215, 78546645]

約数ペア:

[(1, 78546645), (3, 26182215), (5, 15709329), (9, 8727405), (15, 5236443), (27, 2909135), (29, 2708505), (45, 1745481), (87, 902835), (135, 581827), (145, 541701), (261, 300945), (435, 180567), (783, 100315), (1305, 60189), (3915, 20063)]