1561892

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 2935296

約数和(自身を除く): 1373404

約数列:

[1, 2, 4, 17, 34, 68, 103, 206, 223, 412, 446, 892, 1751, 3502, 3791, 7004, 7582, 15164, 22969, 45938, 91876, 390473, 780946, 1561892]

約数ペア:

[(1, 1561892), (2, 780946), (4, 390473), (17, 91876), (34, 45938), (68, 22969), (103, 15164), (206, 7582), (223, 7004), (412, 3791), (446, 3502), (892, 1751)]