291229336156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3889}}^1\times {\mathrm{23971}}^1$

素因数の和:27946

約数の個数: 48

約数和(自身を含む): 563982531840

約数和(自身を除く): 272753195684

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 3889, 7778, 15556, 23971, 42779, 47942, 85558, 95884, 171116, 263681, 276119, 527362, 552238, 1054724, 1104476, 1701941, 3037309, 3403882, 6074618, 6807764, 12149236, 18721351, 37442702, 74885404, 93223219, 186446438, 372892876, 1025455409, 2050910818, 4101821636, 6618848549, 13237697098, 26475394196, 72807334039, 145614668078, 291229336156]

約数ペア:

[(1, 291229336156), (2, 145614668078), (4, 72807334039), (11, 26475394196), (22, 13237697098), (44, 6618848549), (71, 4101821636), (142, 2050910818), (284, 1025455409), (781, 372892876), (1562, 186446438), (3124, 93223219), (3889, 74885404), (7778, 37442702), (15556, 18721351), (23971, 12149236), (42779, 6807764), (47942, 6074618), (85558, 3403882), (95884, 3037309), (171116, 1701941), (263681, 1104476), (276119, 1054724), (527362, 552238)]