54142495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 75271680

約数和(自身を除く): 21129185

約数列:

[1, 5, 11, 19, 55, 95, 197, 209, 263, 985, 1045, 1315, 2167, 2893, 3743, 4997, 10835, 14465, 18715, 24985, 41173, 51811, 54967, 205865, 259055, 274835, 569921, 984409, 2849605, 4922045, 10828499, 54142495]

約数ペア:

[(1, 54142495), (5, 10828499), (11, 4922045), (19, 2849605), (55, 984409), (95, 569921), (197, 274835), (209, 259055), (263, 205865), (985, 54967), (1045, 51811), (1315, 41173), (2167, 24985), (2893, 18715), (3743, 14465), (4997, 10835)]