18106605

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 35769600

約数和(自身を除く): 17662995

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 89, 99, 135, 137, 165, 267, 297, 411, 445, 495, 685, 801, 979, 1233, 1335, 1485, 1507, 2055, 2403, 2937, 3699, 4005, 4521, 4895, 6165, 7535, 8811, 12015, 12193, 13563, 14685, 18495, 22605, 26433, 36579, 40689, 44055, 60965, 67815, 109737, 132165, 134123, 182895, 203445, 329211, 402369, 548685, 670615, 1207107, 1646055, 2011845, 3621321, 6035535, 18106605]

約数ペア:

[(1, 18106605), (3, 6035535), (5, 3621321), (9, 2011845), (11, 1646055), (15, 1207107), (27, 670615), (33, 548685), (45, 402369), (55, 329211), (89, 203445), (99, 182895), (135, 134123), (137, 132165), (165, 109737), (267, 67815), (297, 60965), (411, 44055), (445, 40689), (495, 36579), (685, 26433), (801, 22605), (979, 18495), (1233, 14685), (1335, 13563), (1485, 12193), (1507, 12015), (2055, 8811), (2403, 7535), (2937, 6165), (3699, 4895), (4005, 4521)]