215388899

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{1297}}^1$

素因数の和:1826

約数の個数: 16

約数和(自身を含む): 243234816

約数和(自身を除く): 27845917

約数列:

[1, 11, 31, 341, 487, 1297, 5357, 14267, 15097, 40207, 166067, 442277, 631639, 6948029, 19580809, 215388899]

約数ペア:

[(1, 215388899), (11, 19580809), (31, 6948029), (341, 631639), (487, 442277), (1297, 166067), (5357, 40207), (14267, 15097)]