120855021

素因数分解:

$3^1\times 7^3\times {\mathrm{257}}^1\times {\mathrm{457}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 189062400

約数和(自身を除く): 68207379

約数列:

[1, 3, 7, 21, 49, 147, 257, 343, 457, 771, 1029, 1371, 1799, 3199, 5397, 9597, 12593, 22393, 37779, 67179, 88151, 117449, 156751, 264453, 352347, 470253, 822143, 2466429, 5755001, 17265003, 40285007, 120855021]

約数ペア:

[(1, 120855021), (3, 40285007), (7, 17265003), (21, 5755001), (49, 2466429), (147, 822143), (257, 470253), (343, 352347), (457, 264453), (771, 156751), (1029, 117449), (1371, 88151), (1799, 67179), (3199, 37779), (5397, 22393), (9597, 12593)]