64064619

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 102435840

約数和(自身を除く): 38371221

約数列:

[1, 3, 9, 17, 47, 51, 59, 141, 151, 153, 177, 423, 453, 531, 799, 1003, 1359, 2397, 2567, 2773, 3009, 7097, 7191, 7701, 8319, 8909, 9027, 21291, 23103, 24957, 26727, 47141, 63873, 80181, 120649, 141423, 151453, 361947, 418723, 424269, 454359, 1085841, 1256169, 1363077, 3768507, 7118291, 21354873, 64064619]

約数ペア:

[(1, 64064619), (3, 21354873), (9, 7118291), (17, 3768507), (47, 1363077), (51, 1256169), (59, 1085841), (141, 454359), (151, 424269), (153, 418723), (177, 361947), (423, 151453), (453, 141423), (531, 120649), (799, 80181), (1003, 63873), (1359, 47141), (2397, 26727), (2567, 24957), (2773, 23103), (3009, 21291), (7097, 9027), (7191, 8909), (7701, 8319)]