12911395

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 18957312

約数和(自身を除く): 6045917

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 373, 805, 989, 1505, 1865, 2611, 4945, 6923, 8579, 13055, 16039, 34615, 42895, 60053, 80195, 112273, 300265, 368897, 561365, 1844485, 2582279, 12911395]

約数ペア:

[(1, 12911395), (5, 2582279), (7, 1844485), (23, 561365), (35, 368897), (43, 300265), (115, 112273), (161, 80195), (215, 60053), (301, 42895), (373, 34615), (805, 16039), (989, 13055), (1505, 8579), (1865, 6923), (2611, 4945)]