215666932

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{569}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 420290640

約数和(自身を除く): 204623708

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 197, 394, 481, 569, 788, 962, 1138, 1924, 2276, 2561, 5122, 7289, 7397, 10244, 14578, 14794, 21053, 29156, 29588, 42106, 84212, 94757, 112093, 189514, 224186, 273689, 379028, 448372, 547378, 1094756, 1457209, 2914418, 4147441, 5828836, 8294882, 16589764, 53916733, 107833466, 215666932]

約数ペア:

[(1, 215666932), (2, 107833466), (4, 53916733), (13, 16589764), (26, 8294882), (37, 5828836), (52, 4147441), (74, 2914418), (148, 1457209), (197, 1094756), (394, 547378), (481, 448372), (569, 379028), (788, 273689), (962, 224186), (1138, 189514), (1924, 112093), (2276, 94757), (2561, 84212), (5122, 42106), (7289, 29588), (7397, 29156), (10244, 21053), (14578, 14794)]