889308889

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 1130241600

約数和(自身を除く): 240932711

約数列:

[1, 7, 19, 49, 53, 67, 133, 269, 371, 469, 931, 1007, 1273, 1883, 2597, 3283, 3551, 5111, 7049, 8911, 13181, 14257, 18023, 24857, 35777, 49343, 62377, 67469, 99799, 126161, 173999, 250439, 270883, 342437, 472283, 698593, 883127, 955219, 1896181, 2397059, 3305981, 6686533, 13273267, 16779413, 18149161, 46805731, 127044127, 889308889]

約数ペア:

[(1, 889308889), (7, 127044127), (19, 46805731), (49, 18149161), (53, 16779413), (67, 13273267), (133, 6686533), (269, 3305981), (371, 2397059), (469, 1896181), (931, 955219), (1007, 883127), (1273, 698593), (1883, 472283), (2597, 342437), (3283, 270883), (3551, 250439), (5111, 173999), (7049, 126161), (8911, 99799), (13181, 67469), (14257, 62377), (18023, 49343), (24857, 35777)]