131001808

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61561}}^1$

素因数の和:61595

約数の個数: 40

約数和(自身を含む): 305347520

約数和(自身を除く): 174345712

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 61561, 123122, 246244, 430927, 492488, 861854, 984976, 1169659, 1723708, 2339318, 3447416, 4678636, 6894832, 8187613, 9357272, 16375226, 18714544, 32750452, 65500904, 131001808]

約数ペア:

[(1, 131001808), (2, 65500904), (4, 32750452), (7, 18714544), (8, 16375226), (14, 9357272), (16, 8187613), (19, 6894832), (28, 4678636), (38, 3447416), (56, 2339318), (76, 1723708), (112, 1169659), (133, 984976), (152, 861854), (266, 492488), (304, 430927), (532, 246244), (1064, 123122), (2128, 61561)]