1259107312

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{997}}^1\times {\mathrm{4643}}^1$

素因数の和:5665

約数の個数: 40

約数和(自身を含む): 2586169296

約数和(自身を除く): 1327061984

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 997, 1994, 3988, 4643, 7976, 9286, 15952, 16949, 18572, 33898, 37144, 67796, 74288, 78931, 135592, 157862, 271184, 315724, 631448, 1262896, 4629071, 9258142, 18516284, 37032568, 74065136, 78694207, 157388414, 314776828, 629553656, 1259107312]

約数ペア:

[(1, 1259107312), (2, 629553656), (4, 314776828), (8, 157388414), (16, 78694207), (17, 74065136), (34, 37032568), (68, 18516284), (136, 9258142), (272, 4629071), (997, 1262896), (1994, 631448), (3988, 315724), (4643, 271184), (7976, 157862), (9286, 135592), (15952, 78931), (16949, 74288), (18572, 67796), (33898, 37144)]