1288590908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{2039}}^1$

素因数の和:2378

約数の個数: 48

約数和(自身を含む): 2516935680

約数和(自身を除く): 1228344772

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 271, 542, 583, 1084, 1166, 2039, 2332, 2981, 4078, 5962, 8156, 11924, 14363, 22429, 28726, 44858, 57452, 89716, 108067, 157993, 216134, 315986, 432268, 552569, 631972, 1105138, 1188737, 2210276, 2377474, 4754948, 6078259, 12156518, 24313036, 29286157, 58572314, 117144628, 322147727, 644295454, 1288590908]

約数ペア:

[(1, 1288590908), (2, 644295454), (4, 322147727), (11, 117144628), (22, 58572314), (44, 29286157), (53, 24313036), (106, 12156518), (212, 6078259), (271, 4754948), (542, 2377474), (583, 2210276), (1084, 1188737), (1166, 1105138), (2039, 631972), (2332, 552569), (2981, 432268), (4078, 315986), (5962, 216134), (8156, 157993), (11924, 108067), (14363, 89716), (22429, 57452), (28726, 44858)]