18207135

素因数分解:

$3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1493}}^1$

素因数の和:1775

約数の個数: 24

約数和(自身を含む): 31696704

約数和(自身を除く): 13489569

約数列:

[1, 3, 5, 9, 15, 45, 271, 813, 1355, 1493, 2439, 4065, 4479, 7465, 12195, 13437, 22395, 67185, 404603, 1213809, 2023015, 3641427, 6069045, 18207135]

約数ペア:

[(1, 18207135), (3, 6069045), (5, 3641427), (9, 2023015), (15, 1213809), (45, 404603), (271, 67185), (813, 22395), (1355, 13437), (1493, 12195), (2439, 7465), (4065, 4479)]