408977245

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{78877}}^1$

素因数の和:78960

約数の個数: 16

約数和(自身を含む): 528167088

約数和(自身を除く): 119189843

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 78877, 394385, 1340909, 4811497, 6704545, 24057485, 81795449, 408977245]

約数ペア:

[(1, 408977245), (5, 81795449), (17, 24057485), (61, 6704545), (85, 4811497), (305, 1340909), (1037, 394385), (5185, 78877)]