280578814

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{1237}}^1$

素因数の和:1432

約数の個数: 32

約数和(自身を含む): 456376320

約数和(自身を除く): 175797506

約数列:

[1, 2, 19, 38, 47, 94, 127, 254, 893, 1237, 1786, 2413, 2474, 4826, 5969, 11938, 23503, 47006, 58139, 113411, 116278, 157099, 226822, 314198, 1104641, 2209282, 2984881, 5969762, 7383653, 14767306, 140289407, 280578814]

約数ペア:

[(1, 280578814), (2, 140289407), (19, 14767306), (38, 7383653), (47, 5969762), (94, 2984881), (127, 2209282), (254, 1104641), (893, 314198), (1237, 226822), (1786, 157099), (2413, 116278), (2474, 113411), (4826, 58139), (5969, 47006), (11938, 23503)]