208545298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1087}}^1$

素因数の和:1306

約数の個数: 32

約数和(自身を含む): 346558464

約数和(自身を除く): 138013166

約数列:

[1, 2, 13, 26, 47, 94, 157, 314, 611, 1087, 1222, 2041, 2174, 4082, 7379, 14131, 14758, 28262, 51089, 95927, 102178, 170659, 191854, 341318, 664157, 1328314, 2218567, 4437134, 8020973, 16041946, 104272649, 208545298]

約数ペア:

[(1, 208545298), (2, 104272649), (13, 16041946), (26, 8020973), (47, 4437134), (94, 2218567), (157, 1328314), (314, 664157), (611, 341318), (1087, 191854), (1222, 170659), (2041, 102178), (2174, 95927), (4082, 51089), (7379, 28262), (14131, 14758)]