31308645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2081}}^1$

素因数の和:2165

約数の個数: 32

約数和(自身を含む): 53965440

約数和(自身を除く): 22656795

約数列:

[1, 3, 5, 15, 17, 51, 59, 85, 177, 255, 295, 885, 1003, 2081, 3009, 5015, 6243, 10405, 15045, 31215, 35377, 106131, 122779, 176885, 368337, 530655, 613895, 1841685, 2087243, 6261729, 10436215, 31308645]

約数ペア:

[(1, 31308645), (3, 10436215), (5, 6261729), (15, 2087243), (17, 1841685), (51, 613895), (59, 530655), (85, 368337), (177, 176885), (255, 122779), (295, 106131), (885, 35377), (1003, 31215), (2081, 15045), (3009, 10405), (5015, 6243)]