15413293

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 18896640

約数和(自身を除く): 3483347

約数列:

[1, 7, 31, 49, 73, 139, 217, 511, 973, 1519, 2263, 3577, 4309, 6811, 10147, 15841, 30163, 71029, 110887, 211141, 314557, 497203, 2201899, 15413293]

約数ペア:

[(1, 15413293), (7, 2201899), (31, 497203), (49, 314557), (73, 211141), (139, 110887), (217, 71029), (511, 30163), (973, 15841), (1519, 10147), (2263, 6811), (3577, 4309)]