128237528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{17791}}^1$

素因数の和:17867

約数の個数: 32

約数和(自身を含む): 259407360

約数和(自身を除く): 131169832

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 3604, 7208, 17791, 35582, 71164, 142328, 302447, 604894, 942923, 1209788, 1885846, 2419576, 3771692, 7543384, 16029691, 32059382, 64118764, 128237528]

約数ペア:

[(1, 128237528), (2, 64118764), (4, 32059382), (8, 16029691), (17, 7543384), (34, 3771692), (53, 2419576), (68, 1885846), (106, 1209788), (136, 942923), (212, 604894), (424, 302447), (901, 142328), (1802, 71164), (3604, 35582), (7208, 17791)]