2786430088

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{1031}}^1\times {\mathrm{1999}}^1$

素因数の和:3062

約数の個数: 48

約数和(自身を含む): 5665680000

約数和(自身を除く): 2879249912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1031, 1352, 1999, 2062, 3998, 4124, 7996, 8248, 13403, 15992, 25987, 26806, 51974, 53612, 103948, 107224, 174239, 207896, 337831, 348478, 675662, 696956, 1351324, 1393912, 2060969, 2702648, 4121938, 8243876, 16487752, 26792597, 53585194, 107170388, 214340776, 348303761, 696607522, 1393215044, 2786430088]

約数ペア:

[(1, 2786430088), (2, 1393215044), (4, 696607522), (8, 348303761), (13, 214340776), (26, 107170388), (52, 53585194), (104, 26792597), (169, 16487752), (338, 8243876), (676, 4121938), (1031, 2702648), (1352, 2060969), (1999, 1393912), (2062, 1351324), (3998, 696956), (4124, 675662), (7996, 348478), (8248, 337831), (13403, 207896), (15992, 174239), (25987, 107224), (26806, 103948), (51974, 53612)]