28438095

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1361}}^1$

素因数の和:1575

約数の個数: 32

約数和(自身を含む): 52300800

約数和(自身を除く): 23862705

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 199, 597, 995, 1361, 1393, 2985, 4083, 4179, 6805, 6965, 9527, 20415, 20895, 28581, 47635, 142905, 270839, 812517, 1354195, 1895873, 4062585, 5687619, 9479365, 28438095]

約数ペア:

[(1, 28438095), (3, 9479365), (5, 5687619), (7, 4062585), (15, 1895873), (21, 1354195), (35, 812517), (105, 270839), (199, 142905), (597, 47635), (995, 28581), (1361, 20895), (1393, 20415), (2985, 9527), (4083, 6965), (4179, 6805)]