255220238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1402309}}^1$

素因数の和:1402331

約数の個数: 16

約数和(自身を含む): 471176160

約数和(自身を除く): 215955922

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 1402309, 2804618, 9816163, 18230017, 19632326, 36460034, 127610119, 255220238]

約数ペア:

[(1, 255220238), (2, 127610119), (7, 36460034), (13, 19632326), (14, 18230017), (26, 9816163), (91, 2804618), (182, 1402309)]