161878278

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1039}}^1\times {\mathrm{1129}}^1$

素因数の和:2196

約数の個数: 32

約数和(自身を含む): 338457600

約数和(自身を除く): 176579322

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 1039, 1129, 2078, 2258, 3117, 3387, 6234, 6774, 23897, 25967, 47794, 51934, 71691, 77901, 143382, 155802, 1173031, 2346062, 3519093, 7038186, 26979713, 53959426, 80939139, 161878278]

約数ペア:

[(1, 161878278), (2, 80939139), (3, 53959426), (6, 26979713), (23, 7038186), (46, 3519093), (69, 2346062), (138, 1173031), (1039, 155802), (1129, 143382), (2078, 77901), (2258, 71691), (3117, 51934), (3387, 47794), (6234, 25967), (6774, 23897)]