1388897992

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{1249}}^1\times {\mathrm{1433}}^1$

素因数の和:2785

約数の個数: 32

約数和(自身を含む): 2634975000

約数和(自身を除く): 1246077008

約数列:

[1, 2, 4, 8, 97, 194, 388, 776, 1249, 1433, 2498, 2866, 4996, 5732, 9992, 11464, 121153, 139001, 242306, 278002, 484612, 556004, 969224, 1112008, 1789817, 3579634, 7159268, 14318536, 173612249, 347224498, 694448996, 1388897992]

約数ペア:

[(1, 1388897992), (2, 694448996), (4, 347224498), (8, 173612249), (97, 14318536), (194, 7159268), (388, 3579634), (776, 1789817), (1249, 1112008), (1433, 969224), (2498, 556004), (2866, 484612), (4996, 278002), (5732, 242306), (9992, 139001), (11464, 121153)]