16622361

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2430

約数の個数: 32

約数和(自身を含む): 28916480

約数和(自身を除く): 12294119

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 2377, 6993, 7131, 16639, 21393, 49917, 64179, 87949, 149751, 263847, 449253, 615643, 791541, 1846929, 2374623, 5540787, 16622361]

約数ペア:

[(1, 16622361), (3, 5540787), (7, 2374623), (9, 1846929), (21, 791541), (27, 615643), (37, 449253), (63, 263847), (111, 149751), (189, 87949), (259, 64179), (333, 49917), (777, 21393), (999, 16639), (2331, 7131), (2377, 6993)]