211465325

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 267149568

約数和(自身を除く): 55684243

約数列:

[1, 5, 25, 83, 223, 415, 457, 1115, 2075, 2285, 5575, 11425, 18509, 37931, 92545, 101911, 189655, 462725, 509555, 948275, 2547775, 8458613, 42293065, 211465325]

約数ペア:

[(1, 211465325), (5, 42293065), (25, 8458613), (83, 2547775), (223, 948275), (415, 509555), (457, 462725), (1115, 189655), (2075, 101911), (2285, 92545), (5575, 37931), (11425, 18509)]