68090918

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 118914048

約数和(自身を除く): 50823130

約数列:

[1, 2, 7, 14, 131, 137, 262, 271, 274, 542, 917, 959, 1834, 1897, 1918, 3794, 17947, 35501, 35894, 37127, 71002, 74254, 125629, 248507, 251258, 259889, 497014, 519778, 4863637, 9727274, 34045459, 68090918]

約数ペア:

[(1, 68090918), (2, 34045459), (7, 9727274), (14, 4863637), (131, 519778), (137, 497014), (262, 259889), (271, 251258), (274, 248507), (542, 125629), (917, 74254), (959, 71002), (1834, 37127), (1897, 35894), (1918, 35501), (3794, 17947)]