131326972

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{275897}}^1$

素因数の和:275925

約数の個数: 24

約数和(自身を含む): 278105184

約数和(自身を除く): 146778212

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 275897, 551794, 1103588, 1931279, 3862558, 4690249, 7725116, 9380498, 18760996, 32831743, 65663486, 131326972]

約数ペア:

[(1, 131326972), (2, 65663486), (4, 32831743), (7, 18760996), (14, 9380498), (17, 7725116), (28, 4690249), (34, 3862558), (68, 1931279), (119, 1103588), (238, 551794), (476, 275897)]