27928138

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 52449120

約数和(自身を除く): 24520982

約数列:

[1, 2, 7, 14, 19, 38, 49, 53, 98, 106, 133, 266, 283, 371, 566, 742, 931, 1007, 1862, 1981, 2014, 2597, 3962, 5194, 5377, 7049, 10754, 13867, 14098, 14999, 27734, 29998, 37639, 49343, 75278, 98686, 104993, 209986, 263473, 284981, 526946, 569962, 734951, 1469902, 1994867, 3989734, 13964069, 27928138]

約数ペア:

[(1, 27928138), (2, 13964069), (7, 3989734), (14, 1994867), (19, 1469902), (38, 734951), (49, 569962), (53, 526946), (98, 284981), (106, 263473), (133, 209986), (266, 104993), (283, 98686), (371, 75278), (566, 49343), (742, 37639), (931, 29998), (1007, 27734), (1862, 14999), (1981, 14098), (2014, 13867), (2597, 10754), (3962, 7049), (5194, 5377)]