15581319

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 22967280

約数和(自身を除く): 7385961

約数列:

[1, 3, 13, 39, 67, 89, 201, 267, 871, 1157, 2613, 3471, 4489, 5963, 13467, 17889, 58357, 77519, 175071, 232557, 399521, 1198563, 5193773, 15581319]

約数ペア:

[(1, 15581319), (3, 5193773), (13, 1198563), (39, 399521), (67, 232557), (89, 175071), (201, 77519), (267, 58357), (871, 17889), (1157, 13467), (2613, 5963), (3471, 4489)]