395274327

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2593}}^1$

素因数の和:2688

約数の個数: 48

約数和(自身を含む): 660038112

約数和(自身を除く): 264763785

約数列:

[1, 3, 7, 17, 21, 49, 51, 61, 119, 147, 183, 357, 427, 833, 1037, 1281, 2499, 2593, 2989, 3111, 7259, 7779, 8967, 18151, 21777, 44081, 50813, 54453, 127057, 132243, 152439, 158173, 308567, 381171, 474519, 925701, 1107211, 2159969, 2688941, 3321633, 6479907, 7750477, 8066823, 18822587, 23251431, 56467761, 131758109, 395274327]

約数ペア:

[(1, 395274327), (3, 131758109), (7, 56467761), (17, 23251431), (21, 18822587), (49, 8066823), (51, 7750477), (61, 6479907), (119, 3321633), (147, 2688941), (183, 2159969), (357, 1107211), (427, 925701), (833, 474519), (1037, 381171), (1281, 308567), (2499, 158173), (2593, 152439), (2989, 132243), (3111, 127057), (7259, 54453), (7779, 50813), (8967, 44081), (18151, 21777)]