31415990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{853}}^1$

素因数の和:1016

約数の個数: 32

約数和(自身を含む): 59028480

約数和(自身を除く): 27612490

約数列:

[1, 2, 5, 10, 29, 58, 127, 145, 254, 290, 635, 853, 1270, 1706, 3683, 4265, 7366, 8530, 18415, 24737, 36830, 49474, 108331, 123685, 216662, 247370, 541655, 1083310, 3141599, 6283198, 15707995, 31415990]

約数ペア:

[(1, 31415990), (2, 15707995), (5, 6283198), (10, 3141599), (29, 1083310), (58, 541655), (127, 247370), (145, 216662), (254, 123685), (290, 108331), (635, 49474), (853, 36830), (1270, 24737), (1706, 18415), (3683, 8530), (4265, 7366)]