128286792

素因数分解:

$2^3\times 3^2\times {\mathrm{83}}^1\times {\mathrm{21467}}^1$

素因数の和:21562

約数の個数: 48

約数和(自身を含む): 351645840

約数和(自身を除く): 223359048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 83, 166, 249, 332, 498, 664, 747, 996, 1494, 1992, 2988, 5976, 21467, 42934, 64401, 85868, 128802, 171736, 193203, 257604, 386406, 515208, 772812, 1545624, 1781761, 3563522, 5345283, 7127044, 10690566, 14254088, 16035849, 21381132, 32071698, 42762264, 64143396, 128286792]

約数ペア:

[(1, 128286792), (2, 64143396), (3, 42762264), (4, 32071698), (6, 21381132), (8, 16035849), (9, 14254088), (12, 10690566), (18, 7127044), (24, 5345283), (36, 3563522), (72, 1781761), (83, 1545624), (166, 772812), (249, 515208), (332, 386406), (498, 257604), (664, 193203), (747, 171736), (996, 128802), (1494, 85868), (1992, 64401), (2988, 42934), (5976, 21467)]