890707972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{99721}}^1$

素因数の和:99772

約数の個数: 48

約数和(自身を含む): 2010395520

約数和(自身を除く): 1119687548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 2233, 4466, 8932, 99721, 199442, 398884, 698047, 1096931, 1396094, 2193862, 2792188, 2891909, 4387724, 5783818, 7678517, 11567636, 15357034, 20243363, 30714068, 31810999, 40486726, 63621998, 80973452, 127243996, 222676993, 445353986, 890707972]

約数ペア:

[(1, 890707972), (2, 445353986), (4, 222676993), (7, 127243996), (11, 80973452), (14, 63621998), (22, 40486726), (28, 31810999), (29, 30714068), (44, 20243363), (58, 15357034), (77, 11567636), (116, 7678517), (154, 5783818), (203, 4387724), (308, 2891909), (319, 2792188), (406, 2193862), (638, 1396094), (812, 1096931), (1276, 698047), (2233, 398884), (4466, 199442), (8932, 99721)]