11387859

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{28541}}^1$

素因数の和:28570

約数の個数: 16

約数和(自身を含む): 18266880

約数和(自身を除く): 6879021

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 28541, 85623, 199787, 542279, 599361, 1626837, 3795953, 11387859]

約数ペア:

[(1, 11387859), (3, 3795953), (7, 1626837), (19, 599361), (21, 542279), (57, 199787), (133, 85623), (399, 28541)]