202227355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 279936000

約数和(自身を除く): 77708645

約数列:

[1, 5, 11, 19, 55, 95, 209, 431, 449, 1045, 2155, 2245, 4741, 4939, 8189, 8531, 23705, 24695, 40945, 42655, 90079, 93841, 193519, 450395, 469205, 967595, 2128709, 3676861, 10643545, 18384305, 40445471, 202227355]

約数ペア:

[(1, 202227355), (5, 40445471), (11, 18384305), (19, 10643545), (55, 3676861), (95, 2128709), (209, 967595), (431, 469205), (449, 450395), (1045, 193519), (2155, 93841), (2245, 90079), (4741, 42655), (4939, 40945), (8189, 24695), (8531, 23705)]