13180005

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1693}}^1$

素因数の和:1877

約数の個数: 24

約数和(自身を含む): 22990968

約数和(自身を除く): 9810963

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 1693, 2595, 5079, 7785, 8465, 15237, 25395, 76185, 292889, 878667, 1464445, 2636001, 4393335, 13180005]

約数ペア:

[(1, 13180005), (3, 4393335), (5, 2636001), (9, 1464445), (15, 878667), (45, 292889), (173, 76185), (519, 25395), (865, 15237), (1557, 8465), (1693, 7785), (2595, 5079)]