219228490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{1777}}^1$

素因数の和:1883

約数の個数: 48

約数和(自身を含む): 433398168

約数和(自身を除く): 214169678

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 169, 338, 365, 730, 845, 949, 1690, 1777, 1898, 3554, 4745, 8885, 9490, 12337, 17770, 23101, 24674, 46202, 61685, 115505, 123370, 129721, 231010, 259442, 300313, 600626, 648605, 1297210, 1501565, 1686373, 3003130, 3372746, 8431865, 16863730, 21922849, 43845698, 109614245, 219228490]

約数ペア:

[(1, 219228490), (2, 109614245), (5, 43845698), (10, 21922849), (13, 16863730), (26, 8431865), (65, 3372746), (73, 3003130), (130, 1686373), (146, 1501565), (169, 1297210), (338, 648605), (365, 600626), (730, 300313), (845, 259442), (949, 231010), (1690, 129721), (1777, 123370), (1898, 115505), (3554, 61685), (4745, 46202), (8885, 24674), (9490, 23101), (12337, 17770)]