128208486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{132721}}^1$

素因数の和:132756

約数の個数: 32

約数和(自身を含む): 305791488

約数和(自身を除く): 177583002

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 132721, 265442, 398163, 796326, 929047, 1858094, 2787141, 3052583, 5574282, 6105166, 9157749, 18315498, 21368081, 42736162, 64104243, 128208486]

約数ペア:

[(1, 128208486), (2, 64104243), (3, 42736162), (6, 21368081), (7, 18315498), (14, 9157749), (21, 6105166), (23, 5574282), (42, 3052583), (46, 2787141), (69, 1858094), (138, 929047), (161, 796326), (322, 398163), (483, 265442), (966, 132721)]