257107608

素因数分解:

$2^3\times 3^5\times {\mathrm{132257}}^1$

素因数の和:132278

約数の個数: 48

約数和(自身を含む): 722128680

約数和(自身を除く): 465021072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 132257, 264514, 396771, 529028, 793542, 1058056, 1190313, 1587084, 2380626, 3174168, 3570939, 4761252, 7141878, 9522504, 10712817, 14283756, 21425634, 28567512, 32138451, 42851268, 64276902, 85702536, 128553804, 257107608]

約数ペア:

[(1, 257107608), (2, 128553804), (3, 85702536), (4, 64276902), (6, 42851268), (8, 32138451), (9, 28567512), (12, 21425634), (18, 14283756), (24, 10712817), (27, 9522504), (36, 7141878), (54, 4761252), (72, 3570939), (81, 3174168), (108, 2380626), (162, 1587084), (216, 1190313), (243, 1058056), (324, 793542), (486, 529028), (648, 396771), (972, 264514), (1944, 132257)]