121555990

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{1069}}^1$

素因数の和:1296

約数の個数: 32

約数和(自身を含む): 223261920

約数和(自身を除く): 101705930

約数列:

[1, 2, 5, 10, 83, 137, 166, 274, 415, 685, 830, 1069, 1370, 2138, 5345, 10690, 11371, 22742, 56855, 88727, 113710, 146453, 177454, 292906, 443635, 732265, 887270, 1464530, 12155599, 24311198, 60777995, 121555990]

約数ペア:

[(1, 121555990), (2, 60777995), (5, 24311198), (10, 12155599), (83, 1464530), (137, 887270), (166, 732265), (274, 443635), (415, 292906), (685, 177454), (830, 146453), (1069, 113710), (1370, 88727), (2138, 56855), (5345, 22742), (10690, 11371)]