217422248

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{9241}}^1$

素因数の和:9437

約数の個数: 32

約数和(自身を含む): 434189160

約数和(自身を除く): 216766912

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 173, 346, 692, 1384, 2941, 5882, 9241, 11764, 18482, 23528, 36964, 73928, 157097, 314194, 628388, 1256776, 1598693, 3197386, 6394772, 12789544, 27177781, 54355562, 108711124, 217422248]

約数ペア:

[(1, 217422248), (2, 108711124), (4, 54355562), (8, 27177781), (17, 12789544), (34, 6394772), (68, 3197386), (136, 1598693), (173, 1256776), (346, 628388), (692, 314194), (1384, 157097), (2941, 73928), (5882, 36964), (9241, 23528), (11764, 18482)]