128239364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{991}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 260983296

約数和(自身を除く): 132743932

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 173, 187, 346, 374, 692, 748, 991, 1903, 1982, 2941, 3806, 3964, 5882, 7612, 10901, 11764, 16847, 21802, 32351, 33694, 43604, 64702, 67388, 129404, 171443, 185317, 342886, 370634, 685772, 741268, 1885873, 2914531, 3771746, 5829062, 7543492, 11658124, 32059841, 64119682, 128239364]

約数ペア:

[(1, 128239364), (2, 64119682), (4, 32059841), (11, 11658124), (17, 7543492), (22, 5829062), (34, 3771746), (44, 2914531), (68, 1885873), (173, 741268), (187, 685772), (346, 370634), (374, 342886), (692, 185317), (748, 171443), (991, 129404), (1903, 67388), (1982, 64702), (2941, 43604), (3806, 33694), (3964, 32351), (5882, 21802), (7612, 16847), (10901, 11764)]