131475568

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7477}}^1$

素因数の和:7649

約数の個数: 40

約数和(自身を含む): 293017952

約数和(自身を除く): 161542384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 2198, 2512, 4396, 7477, 8792, 14954, 17584, 29908, 52339, 59816, 104678, 119632, 209356, 418712, 837424, 1173889, 2347778, 4695556, 8217223, 9391112, 16434446, 18782224, 32868892, 65737784, 131475568]

約数ペア:

[(1, 131475568), (2, 65737784), (4, 32868892), (7, 18782224), (8, 16434446), (14, 9391112), (16, 8217223), (28, 4695556), (56, 2347778), (112, 1173889), (157, 837424), (314, 418712), (628, 209356), (1099, 119632), (1256, 104678), (2198, 59816), (2512, 52339), (4396, 29908), (7477, 17584), (8792, 14954)]