26891425204

素因数分解:

$2^2\times 7^2\times {\mathrm{137201149}}^1$

素因数の和:137201167

約数の個数: 18

約数和(自身を含む): 54743258850

約数和(自身を除く): 27851833646

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 137201149, 274402298, 548804596, 960408043, 1920816086, 3841632172, 6722856301, 13445712602, 26891425204]

約数ペア:

[(1, 26891425204), (2, 13445712602), (4, 6722856301), (7, 3841632172), (14, 1920816086), (28, 960408043), (49, 548804596), (98, 274402298), (196, 137201149)]