9917928

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{991}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 27081600

約数和(自身を除く): 17163672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 991, 1112, 1251, 1668, 1982, 2502, 2973, 3336, 3964, 5004, 5946, 7928, 8919, 10008, 11892, 17838, 23784, 35676, 71352, 137749, 275498, 413247, 550996, 826494, 1101992, 1239741, 1652988, 2479482, 3305976, 4958964, 9917928]

約数ペア:

[(1, 9917928), (2, 4958964), (3, 3305976), (4, 2479482), (6, 1652988), (8, 1239741), (9, 1101992), (12, 826494), (18, 550996), (24, 413247), (36, 275498), (72, 137749), (139, 71352), (278, 35676), (417, 23784), (556, 17838), (834, 11892), (991, 10008), (1112, 8919), (1251, 7928), (1668, 5946), (1982, 5004), (2502, 3964), (2973, 3336)]